I would say b and c, since unfasten and clench are basically antonyms and those answers both have antonyms
Answer:
we learn English to communicate more fluently with others.
Explanation:
Learning English is very important because it entails a lot of communication skills which helps in learning other subject. It is easier to communicate with English when you learn it.
Another reason is that to learn other subjects or maybe other languages we need English.
Answer:
Feeling Disgruntled, Shanon went back home after learning that the store was closed and she could no longer return her beauty products.
B. The observers up front were asked to sit down so that the ones in the back could see. When you are talking about people, you use sit, not set.