Problem: How does the sentence end?

Although Kenneth was a much better writer than Joel even 
OPTIONS:
- Kenneth couldn't argue the other is a much better editor.
- Joel couldn't argue the other is a much better editor.
Answer: Kenneth couldn't argue the other is a much better editor.
sentence: William asked Hunter to drop the charges against his client because  OPTIONS:
- William is a criminal prosecutor and wants him to be imprisoned.
- Hunter is a criminal prosecutor and wants him to be imprisoned.
complete: Hunter is a criminal prosecutor and wants him to be imprisoned.
Nick did not have a compost pile like Randy because 
OPTIONS:
- Nick was ignorant about environmental problems.
- Randy was ignorant about environmental problems.
Nick was ignorant about environmental problems.
Input: Continue writing.

Steven wanted to learn French but Matthew did not because 
OPTIONS:
- Steven was indifferent towards other cultures.
- Matthew was indifferent towards other cultures.

Continued: Matthew was indifferent towards other cultures.
Story needs to be completed:
Ursula only bought the parchment paper on sale instead of the plain paper, because the 
OPTIONS:
- parchment paper was usually less expensive.
- plain paper was usually less expensive.

My choice:
plain paper was usually less expensive.
Problem: How does the sentence end?

Kenneth had spent more time studying for the exam than Hunter, therefore 
OPTIONS:
- Kenneth received a lower score on the test.
- Hunter received a lower score on the test.
Answer:
Hunter received a lower score on the test.