Problem: How does the sentence end?

Emily volunteers at the local shelter every weekend unlike Sarah, because 
OPTIONS:
- Emily has no heart.
- Sarah has no heart.
Answer: Sarah has no heart.
sentence: There was more blood in the patient's hand than in their foot because the  OPTIONS:
- foot was closer to the ground.
- hand was closer to the ground.
complete: foot was closer to the ground.
The lips of Rachel are nice and soft, while Victoria's are not, so 
OPTIONS:
- Rachel uses chapstick very rarely.
- Victoria uses chapstick very rarely.
Victoria uses chapstick very rarely.
Input: Continue writing.

Emily took a shorter time to work on the engine than Cynthia because 
OPTIONS:
- Emily was not familiar with cars.
- Cynthia was not familiar with cars.

Continued: Cynthia was not familiar with cars.
Story needs to be completed:
The team decided to get ice cream after their game, although they almost went with diner food. The 
OPTIONS:
- ice cream is more invigorating.
- diner is more invigorating.

My choice:
ice cream is more invigorating.
Problem: How does the sentence end?

The oil spilled on Nick 's shirt while he cooked for Justin, so 
OPTIONS:
- Nick asked him for a clean shirt.
- Justin asked him for a clean shirt.
Answer:
Nick asked him for a clean shirt.