Problem: How does the sentence end?

She tried to put the marble in the pen cap, but she couldn't because the 
OPTIONS:
- marble was too small.
- cap was too small.
Answer: cap was too small.

Problem: How does the sentence end?

Ryan revealed the photo of the spouse cheating to Randy because 
OPTIONS:
- Ryan was curious about the situation.
- Randy was curious about the situation.
Answer: Randy was curious about the situation.

Problem: How does the sentence end?

Megan called to invite Amy to a barbecue during the holiday weekend as 
OPTIONS:
- Megan knew no one in the small town.
- Amy knew no one in the small town.
Answer: Amy knew no one in the small town.

Problem: How does the sentence end?

Since Craig disliked trading card games while Michael loved them, 
OPTIONS:
- Craig never went to novelty stores to buy different card packs.
- Michael never went to novelty stores to buy different card packs.
Answer:
Craig never went to novelty stores to buy different card packs.