Problem: Benjamin had a terrible temper, and often took it out on Justin, because 
OPTIONS:
- Benjamin was a weak person.
- Justin was a weak person.

My choice: Justin was a weak person.
[Q]: How does the sentence end?

I tried to put the chair on the back of the bicycle, but I couldn't because the 
OPTIONS:
- chair was too heavy.
- bicycle was too heavy.

[A]: chair was too heavy.
QUES: Continue writing.

The students took a longer time calculating the physics problem than the engineering problem since the 

OPTIONS:
- physics problem was rather complex.
- engineering problem was rather complex.
+++++++++
ANS: physics problem was rather complex.
Problem: How does the sentence end?

Amy thinks owls are a cool bird but Kayla does not. 
OPTIONS:
- Amy bought a stuffed animal that looks like a bear.
- Kayla bought a stuffed animal that looks like a bear.
Answer: Kayla bought a stuffed animal that looks like a bear.
sentence: The work of Natalie is so tedious compared to Maria because  OPTIONS:
- Natalie had a dull job.
- Maria had a dull job.
complete: Maria had a dull job.
Input: Continue writing.

Christine had too much candy instead of dinner while Samantha ate chicken, so 
OPTIONS:
- Christine had an upset stomach after.
- Samantha had an upset stomach after.

Continued:
Christine had an upset stomach after.