Make the sentence grammatical: Military priority during the World War II was an important factor in propelling the design and use of jet engine.
The use of the,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
The United States Army Air Corps was the first to use jet engines in combat.
Correct: The United States Army Air Corps was the first to use jet engines in combat.
Correct: The United States Air Corps was the first to use jet engines in combat.
Correct: The United States Air Corps was the first to use jet engines in combat.
Correct: The United States Air Corps was the first to use jet engines in combat.
Correct: The United States Air Corps was the first