Answer
Gough Whitlam acknowledged McMahon as "an extraordinarily skilful, resourceful and tenacious politician". Whitlam was the Prime Minister of Australia from 1972 to 1975, while McMahon was the Prime Minister from 1971 to 1972. McMahon was a conservative politician, while Whitlam was a progressive politician. They had different views on many issues, but they both respected each other's abilities as politicians.