Problem: How does the sentence end?

Kayla was accused of shoplifting but has always been a law abiding citizen, as Jessica will attest. 
OPTIONS:
- Kayla is eager to help.
- Jessica is eager to help.
Answer: Jessica is eager to help.

Problem: How does the sentence end?

I had to communicate the news over the phone or at the restaurant tonight. I told them at the 
OPTIONS:
- phone even though I wanted them to enjoy their evening.
- restaurant even though I wanted them to enjoy their evening.
Answer: restaurant even though I wanted them to enjoy their evening.

Problem: How does the sentence end?

Felicia helped Lindsey memorize their lines, since 
OPTIONS:
- Felicia was not familiar with the part .
- Lindsey was not familiar with the part .
Answer: Lindsey was not familiar with the part .

Problem: How does the sentence end?

Nelson had precisely zero complaints about the way Matthew handled the business problem because 
OPTIONS:
- Nelson was a client.
- Matthew was a client.
Answer:
Nelson was a client.