Since <em>distant:intimate </em>are words that have opposite meanings, you need to find another pair of words with the same quality.
The correct answer is morose:joyous, because those two words mean different things.
A student should keep her password a secret. Because we do not know a student is boy or girl.
"During the shop’s peak hours – from eight in the evening till around midnight – one could hardly hear oneself talk because of the boisterous chatters that went on."