At what point does national security begin to impose on civil liberty?

(a) simile
(b) metaphor
(c) parallel speech
(d) sensory language
(e) rhetorical question
(f) personal anecdote

What is the meaning of the word checking as it is used in this sentence from the second paragraph of the passage?

Complete the following sentence with the phrase that is grammatically correct public libraries are important because they encourage learning, provide low-cost resources, and o o a. inspire community involvement b. community involvemeling o c. to inspire community involvement o d. inspiring community involvement

Accepted is to fact as unproven is to