I would say b and c, since unfasten and clench are basically antonyms and those answers both have antonyms
Explanation:

if this helps you then please make me brainlist
Answer:
imperative sentences
Explanation:
please pass on that list to your colleagues
Answer:
overwhelming
* persistant silence that is hard to stand - weighed heavily upon
Explanation:
"The oppressive stillness of the evening weighed heavily upon Raut. "
Something overwhelming is something very intense and hard to control. Usually strong emotions can be overwhelming, such as great happiness or deep sadness. When a person is overwhelmed with emotions, that person will show those emotions no matter what happens.
- "Look at me! Look at my arm! I have ploughed and planted, and gathered into barns, and no man could head me! And ain't I a woman?"
- "I could work as much and eat as much as a man - when I could get it - and bear the lash as well! And ain't I a woman? "
- "I have borne thirteen children, and seen most all sold off to slavery, and when I cried out with my mother's grief, none but Jesus heard me! And ain't I a woman?"
With these three sentences, she is appealing to the audience about the disparities between men and women, that there is no equality as the man said.
Sojourner Truth, (1797–1883), was born into slavery in New York State. Some time after gaining her freedom in 1827, she became a well known anti-slavery speaker.