Problem: How does the sentence end?

The letter that Joel has written is being read by Adam, so 
OPTIONS:
- Joel is the editor.
- Adam is the editor.
Answer: Adam is the editor.
sentence: I think it's easier to be a student at private school rather than at public school as as the  OPTIONS:
- private school has less people.
- public school has less people.
complete: private school has less people.
Joseph was assisting the roofing project while Neil was leading so 
OPTIONS:
- Joseph did the mental labor.
- Neil did the mental labor.
Neil did the mental labor.
Input: Continue writing.

Neil had to go to night classes unlike Samuel, because 
OPTIONS:
- Neil did great during the semester.
- Samuel did great during the semester.

Continued: Samuel did great during the semester.
Story needs to be completed:
Samuel has hard time to detach from family and friends but Brett has no problem as 
OPTIONS:
- Samuel is independent.
- Brett is independent.

My choice:
Brett is independent.
Problem: How does the sentence end?

The audience at the opera concert was kicked out because the 
OPTIONS:
- audience was staying peaceful.
- concert was staying peaceful.
Answer:
concert was staying peaceful.