Please answer the following question: Information:  - The Queen's Body Guard of the Yeomen of the Guard are a bodyguard of the British Monarch. The oldest British military corps still in existence, it was created by Henry VII in 1485 at the Battle of Bosworth. As a token of this venerability, the Yeomen still wear red and gold uniforms of Tudor style. There are 60 Yeomen of the Guard (plus six officers), drawn from retired members of the British Army, Royal Marines and Royal Air Force, but traditionally not the Royal Navy. This ban on Royal Navy Personnel was lifted in 2011 and two sailors joined the ranks of the Yeomen of the Guard. However, the role of the Captain of the Queen's Bodyguard of the Yeomen of the Guard is a political appointment  the captain is always the government Deputy Chief Whip in the House of Lords.  - William Frederick Waldegrave , 9th Earl Waldegrave VD , PC ( 2 March 1851 -- 12 August 1930 ) , styled Viscount Chewton between 1854 and 1859 , was a British Conservative politician . He served as Captain of the Yeomen of the Guard , government chief whip in the House of Lords , between 1896 and 1905 .  - The Captain of the Queen's Bodyguard of the Yeomen of the Guard is a UK government post usually held by the Government Deputy Chief Whip in the House of Lords. The present Captain is Patrick Stopford, 9th Earl of Courtown, who was appointed to the position in the first May ministry in July 2016.    Given the information above, choose from the list below the object entity that exhibits the relation 'military branch' with the subject 'william waldegrave'.  Choices: - british army  - navy  - royal air force  - royal marines  - royal navy
Answer:
british army