[Solved]: Which British World War II ace — due to a bad crash in 1931 — flew combat missions in the 1940 Battle of Britain with two prosthetic legs?

The Question: Which British World War II ace — due to a bad crash in 1931 — flew combat missions in the 1940 Battle of Britain with two prosthetic legs?

James Lacey
Robert Tuck
George Beurling
Douglas Bader
William Vale

The correct answer is Douglas Bader.