"Ask not what your country can do for you—ask what you can do for your country." This famous line from John F. Kennedy is an example of chiasmus, a rhetorical device that ______ a sentence’s grammatical structure in the second half to create a contrast.

2
reading

Which choice completes the text so that it conforms to the conventions of Standard English?

A

invert

B

are inverting

C

have inverted

D

inverts

Correct Answer: D

Choice D is the best answer. The subject of the relative clause is "a rhetorical device" (singular). The verb must be singular to agree with the subject. "Inverts" is the correct third-person singular present form.