Problem: How does the sentence end?

Since Matthew lived with their parents while Jeffrey lived alone, 
OPTIONS:
- Matthew was never told what to do at home.
- Jeffrey was never told what to do at home.
Answer: Jeffrey was never told what to do at home.

Problem: How does the sentence end?

Nathan tried to improve his credit by paying his loan on time and earning more at his job, but the 
OPTIONS:
- loan paid little.
- job paid little.
Answer: job paid little.

Problem: How does the sentence end?

Megan had vodka and Christine did not have any, so 
OPTIONS:
- Megan needed a designated driver for that night.
- Christine needed a designated driver for that night.
Answer: Megan needed a designated driver for that night.

Problem: How does the sentence end?

Laura taught their skills to Jessica, because 
OPTIONS:
- Laura wanted to learn about all their accumulated knowledge.
- Jessica wanted to learn about all their accumulated knowledge.
Answer:
Jessica wanted to learn about all their accumulated knowledge.