Correct Option
Harold Wilson served as the Prime Minister of the United Kingdom for two terms (1964-1970 and 1974-1976). He was a prominent leader of the Labour Party. Therefore, the pairing of Harold Wilson with the Conservative Party is not correctly matched.
Incorrect Options
- John Major: He served as Prime Minister from 1990 to 1997 and was a leader of the Conservative Party. This pair is correctly matched.
- James Callaghan: He served as Prime Minister from 1976 to 1979 and was a leader of the Labour Party. This pair is correctly matched.
- Margaret Thatcher: She served as Prime Minister from 1979 to 1990 and was a leader of the Conservative Party. This pair is correctly matched.