Answer:
Part A.
I think the Answer is He mopes about it and feels sorry for himself.
Part B.
"They clearly did not comprehend the gravity of the situation. As Carlos continued to lie, fuming,on his bed, the doorbell rang."
Explanation:
I hope this helps!!! :)
First you need to know what a sentence fragment is and also what a complete subject and predict is. That should help you.
I would definitely go with C. a topic sentence. While A. is never a bad idea, essay paragraphs tend to get marked as off topic if there is not a topic sentence. Hope this is helpful!
Canopy is the upper layer of trees (so basically the tops of trees)