Given an trivia question precisely answer the question with a word/phrase/name. External resources such as Wikipedia could be used to obtain the facts.

[Q]: 'Houses of the Holy' in 1973 was the fifth album released by which band, the first three contained the name of the band and the fourth was untitled?
[A]: led zeppelin


[Q]: Which stage and screen actor was born in Huyton, Liverpool in 1908?
[A]: rex harrison


[Q]: Which future PM was the eldest son of Lord Dunglass?
[A]:
alec douglas-home