The answer is C because in French there is something called le COD and Le COI le COD is the doctor which is replaced by Le but there is no COI in this sentence
English: How are you?
French: <span>Comment allez-vous?</span>
<h3>The Framers made it relatively difficult to amend the Constitution because they intended for all ratified amendments to enjoy widespread support. ... One-third of the amendments to the U.S. Constitution deal with civil liberties.</h3>
As a verb, like 'Quiet down,' you can use the verb 'tranquilliser.'
For adjectives, you can use 'calme, tranquille, silencieux,' and a couple others
For if you need quiet to be a noun, use 'la tranquillité' or 'le silence.'
