Jet engine history: Identify the inventor most widely credited with inventing the jet engine. Full question: Who invented the Jet Engine? Choose the correct option.

Given data

• Device: Jet engine (gas-turbine jet propulsion).

Concept / Approach
Frank Whittle patented a turbojet design in 1930 and built early engines in the UK. Hans von Ohain independently developed and flew a turbojet in Germany soon after. General-knowledge quizzes usually credit Whittle.

Option analysis
Frank Whittle — Correct in GK framing (UK pioneer). Hans von Ohain — Major parallel contribution (Germany), often noted as co-pioneer. Robert Goddard — Liquid-fuel rockets, not air-breathing jets. Santos-Dumont — Early aviation, not jet engines.

Final Answer
Frank Whittle.