Please answer the following question: Information:  - Lyndon Baines Johnson (August 27, 1908January 22, 1973), often referred to as LBJ, was an American politician who served as the 36th President of the United States from 1963 to 1969, assuming the office after serving as the 37th Vice President of the United States under President John F. Kennedy, from 1961 to 1963. Johnson was a Democrat from Texas, who served as a United States Representative from 1937 to 1949 and as a United States Senator from 1949 to 1961. He spent six years as Senate Majority Leader, two as Senate Minority Leader, and two as Senate Majority Whip.  - The United States Department of Justice (DOJ), also known as the Justice Department, is a federal executive department of the U.S. government, responsible for the enforcement of the law and administration of justice in the United States, equivalent to the justice or interior ministries of other countries.  - The President of the United States (POTUS) is the elected head of state and head of government of the United States. The president directs the executive branch of the federal government and is the commander-in-chief of the United States Armed Forces.  - The United States Attorney General (A.G.) is the head of the United States Department of Justice per , concerned with legal affairs, and is the chief law enforcement officer and chief lawyer of the United States government. The office is currently held by Dana J. Boente, who assumed the office on January 30, 2017 after the firing of acting Attorney General Sally Yates. The attorney general serves as a member of the Cabinet of the President of the United States and is the only cabinet officer who does not have the title of secretary.  - Nicholas deBelleville "Nick" Katzenbach (January 17, 1922  May 8, 2012) was an American lawyer who served as United States Attorney General during the Lyndon B. Johnson administration.  - Edward Lawrence Katzenbach ( October 2 , 1878 -- December 18 , 1934 ) was the Attorney General of New Jersey from 1924 to 1929 . He was the brother of New Jersey Supreme Court Justice Frank S. Katzenbach and the father of United States Attorney General Nicholas Katzenbach . Katzenbach was born in Trenton , New Jersey in 1878 to Frank Snowden Katzenbach and Augusta ( Mushbach ) Katzenbach . He attended the State Model School and graduated from Princeton University in 1900 . After graduation he was appointed a fellow and instructor in political economy . He then attended Harvard Law School and graduated in 1905 . In November 1911 he married Marie Louise Hilson ( December 8 , 1882 -- February 4 , 1970 ) who later became the first female president of the State Board of Education . They had two sons : Edward Lawrence Katzenbach , Jr. ( February 24 , 1919 -- April 23 , 1974 ) , who served as Deputy Assistant Secretary of Defense for Education and Manpower Resources under John F. Kennedy , and Nicholas Katzenbach ( January 17 , 1922 -- May 8 , 2012 ) , United States Attorney General and Under Secretary of State under Lyndon B. Johnson . In 1922 Katzenbach was appointed by Governor Edward I. Edwards to the State Board of Institutions and Agencies . He resigned from the board in February 1924 when he was appointed by Governor George S. Silzer to be Attorney General . He served in that position for a five - year term , until 1929 . From 1929 Katzenbach was a lecturer in politics at Princeton . He was also on the board of trustees of Rutgers University . In 1934 he died at his Trenton home after an extended illness at the age of 56 .    After reading the paragraphs above, we are interested in knowing the entity with which 'edward l. katzenbach' exhibits the relationship of 'occupation'. Find the answer from the choices below.  Choices: - acting  - attorney general  - head of state  - justice  - lawyer  - leader  - officer  - politician  - president  - senator  - united states attorney  - vice president
Answer:
lawyer