The correct answer is
“Sea mountains form a thriving ecosystem of underwater plants and animals, some of which have never been documented by scientists.”
Dashes because it is within a sentence and it says include a example
Answer:
Explanation:
The committee decided that the best way to handle the abasement charge was to investigate it without letting anyone know they were onto it. It was a case where one student abased another.
She was abducted in the middle of the night. She was wearing her elephant pajamas. Abduct is not a very nice action.
I cherish the present my wife give me. It was a small drone that was easily controlled. She had to think carefully before she bought it. I treasure her care.
He does meticulous work anytime he does carpentry. He always checks twice before making a cut.
