Given the question: Information:  - The Southern African Development Community (SADC) is an inter-governmental organization headquartered in Gaborone, Botswana. Its goal is to further socio-economic cooperation and integration as well as political and security cooperation among 15 southern African states. It complements the role of the African Union.  - Hage Gottfried Geingob (born 3 August 1941) is the third and the current President of Namibia, in office since 21 March 2015. Geingob was the first Prime Minister of Namibia from 21 March 1990 to 28 August 2002, and he served as Prime Minister again from 4 December 2012 to 21 March 2015. Between 2008 and 2012 Geingob served as Minister of Trade and Industry. He was Vice-President of the South West Africa People's Organization (SWAPO) between 2007 and 2015 and became President in 2015 when his predecessor, Hifikepunye Pohamba, stepped down.  - Immanuel Ngatjizeko ( born 30 May 1952 in Otjohorongo , Erongo Region ) is a Namibian politician . A member of the South West Africa People 's Organization , Ngatjizeko has been a member of the National Assembly of Namibia since 2000 and member of the Cabinet since May 2003 . From 2003 to 2005 , Ngatjizeko was the Director General of the National Planning Commission , replacing Saara Kuugongelwa . In March 2005 , the Erongo native was appointed Minister of Trade and Industry . In March 2010 , he was appointed the Minister of Labour and Social Welfare . Under President Hage Geingob , Ngatjizeko was moved to the post of Minister of Industrialisation , Trade and SME Development in March 2015 . On Heroes ' Day 2014 he was conferred the Most Brilliant Order of the Sun , Second Class .  - Namibia, officially the Republic of Namibia (German: ), is a country in southern Africa whose western border is the Atlantic Ocean. It shares land borders with Zambia and Angola to the north, Botswana to the east and South Africa to the south and east. Although it does not border Zimbabwe, a part of less than 200 metres of the Zambezi River (essentially a small bulge in Botswana to achieve a Botswana/Zambia micro-border) separates the two countries. Namibia gained independence from South Africa on 21 March 1990, following the Namibian War of Independence. Its capital and largest city is Windhoek, and it is a member state of the United Nations (UN), the Southern African Development Community (SADC), the African Union (AU), and the Commonwealth of Nations.  - South Africa, officially the Republic of South Africa (RSA), is the southernmost country in Africa. It is bounded on the south by of coastline of Southern Africa stretching along the South Atlantic and Indian Oceans, on the north by the neighbouring countries of Namibia, Botswana and Zimbabwe, and on the east and northeast by Mozambique and Swaziland, and surrounding the kingdom of Lesotho. South Africa is the 25th-largest country in the world by land area, and with close to 56 million people, is the world's 24th-most populous nation. It is the southernmost country on the mainland of the Old World or the Eastern Hemisphere. It is the only country that borders both the Atlantic Ocean and the Indian Ocean. About 80 percent of South Africans are of Sub-Saharan African ancestry, divided among a variety of ethnic groups speaking different Bantu languages, nine of which have official status. The remaining population consists of Africa's largest communities of European (white), Asian (Indian), and multiracial (coloured) ancestry.  - The African Union (AU) is a continental union consisting of all 55 countries on the African continent. It was established on 26 May 2001 in Addis Ababa, Ethiopia, and launched on 9 July 2002 in South Africa, with the aim of replacing the Organisation of African Unity (OAU). The most important decisions of the AU are made by the Assembly of the African Union, a semi-annual meeting of the heads of state and government of its member states. The AU's secretariat, the African Union Commission, is based in Addis Ababa.  - The Republic of Zambia is a landlocked country in Southern Africa, neighbouring the Democratic Republic of the Congo to the north, Tanzania to the north-east, Malawi to the east, Mozambique, Zimbabwe, Botswana and Namibia to the south, and Angola to the west. The capital city is Lusaka, in the south-central part of Zambia. The population is concentrated mainly around Lusaka in the south and the Copperbelt Province to the northwest, the core economic hubs of the country.  - Angola , officially the Republic of Angola (; Kikongo, Kimbundu and Umbundu: "Repubilika ya Ngola"), is a country in Southern Africa. It is the seventh-largest country in Africa and is bordered by Namibia to the south, the Democratic Republic of the Congo to the north and east, Zambia to the east, and the Atlantic Ocean to west. The exclave province of Cabinda has borders with the Republic of the Congo and the Democratic Republic of the Congo. The capital and largest city of Angola is Luanda.  - Windhoek (; German: ""; ) is the capital and largest city of the Republic of Namibia. It is located in central Namibia in the "Khomas Highland" plateau area, at around above sea level, almost exactly at the country's geographical centre. The population of Windhoek in 2011 was 325,858, growing continually due to an influx from all over Namibia.  - Botswana , officially the Republic of Botswana, is a landlocked country located in Southern Africa. The citizens refer to themselves as "Batswana" (singular: "Motswana"). Formerly the British protectorate of Bechuanaland, Botswana adopted its new name after becoming independent within the Commonwealth on 30 September 1966. Since then, it has maintained a strong tradition of stable representative democracy, with a consistent record of uninterrupted democratic elections.  - The Prime Minister of the Republic of Namibia is the leader of Government business in the Parliament of Namibia. The Prime Minister co-ordinate the work of the Cabinet, and advise and assist the President in the execution of the functions of Government.  - Saara Kuugongelwa-Amadhila (born 12 October 1967) is the fourth and current Prime Minister of Namibia, in office since 21 March 2015. Kuugongelwa is a member of the South West Africa People's Organization (SWAPO). She has been a member of the National Assembly of Namibia since 1995 and served as Minister of Finance from 2003 to 2015.  - The President of the Republic of Namibia is the head of state and the head of government of Namibia, as well as the commander-in-chief of the Namibia Defence Force, according to the Constitution of Namibia.  - Zimbabwe, officially the Republic of Zimbabwe, is a landlocked country located in southern Africa, between the Zambezi and Limpopo Rivers. It is bordered by South Africa to the south, Botswana to the west and southwest, Zambia to the northwest, and Mozambique to the east and northeast. Although it does not border Namibia, less than 200 metres of the Zambezi River separates it from that country. The capital and largest city is Harare. A country of roughly 13 million people, Zimbabwe has 16 official languages, with English, Shona, and Ndebele the most commonly used.  - Hifikepunye Lucas Pohamba (born 18 August 1935) is a Namibian politician who served as the second President of Namibia from 21 March 2005 to 21 March 2015. He won the 2004 election overwhelmingly as the candidate of SWAPO, the ruling party, and he was re-elected in the 2009 election. Pohamba was the President of SWAPO from 2007 until his retirement in 2015. Pohamba is a recipient of the Mo Ibrahim Prize for Achievement in African Leadership.    After reading the paragraphs above, we are interested in knowing the entity with which 'immanuel ngatjizeko' exhibits the relationship of 'member of political party'. Find the answer from the choices below.  Choices: - independence  - republic  - swapo  - union  - unity
The answer is:
swapo