Problem: How does the sentence end?

Matthew was more prone to having an obsession about things than Brian because 
OPTIONS:
- Matthew had an addictive personality.
- Brian had an addictive personality.
Answer: Matthew had an addictive personality.
sentence: Ben wanted to see both the city buildings and lights, but the  OPTIONS:
- buildings were too bright to been seen at night.
- lights were too bright to been seen at night.
complete: lights were too bright to been seen at night.
Katrina confided to Sarah that she didn't know how to sew a button on a shirt.  
OPTIONS:
- Katrina was reassuring.
- Sarah was reassuring.
Sarah was reassuring.
Input: Continue writing.

In court, Jennifer sat while Mary gave testimony against her, since 
OPTIONS:
- Jennifer had committed the theft .
- Mary had committed the theft .

Continued: Jennifer had committed the theft .
Story needs to be completed:
The chef tried to store the onions inside the containers but the 
OPTIONS:
- containers were too large.
- onions were too large.

My choice:
onions were too large.
Problem: How does the sentence end?

The research that I did for my essay was not enough because the 
OPTIONS:
- research was in depth.
- essay was in depth.
Answer:
essay was in depth.