In 1943, Jacques Cousteau _________ the Aqua-Lung, a device used for breathing underwater, as an attempt to increase the duration and depth of dives.
6
writingWhich choice completes the text so that it conforms to the conventions of Standard English?
A
will be the first person to use
B
was the first person used by
C
was the first person using
D
was the first person to use
Correct Answer: D
Choice D is the best answer. The sentence narrates a specific historical event in 1943. The simple past tense structure correctly describes Cousteau's action.