Problem: How does the sentence end?

My mother made tacos today and burritos yesterday for lunch so the 
OPTIONS:
- tacos were fresher.
- burritos were fresher.
Answer: tacos were fresher.

Problem: How does the sentence end?

While on the side of the road, Erin changed a tire for Patricia since 
OPTIONS:
- Erin had experience doing this.
- Patricia had experience doing this.
Answer: Erin had experience doing this.

Problem: How does the sentence end?

The mustard was ground into a soft paste to spread evenly on the old dry bread. And so then the 
OPTIONS:
- mustard was creamy.
- bread was creamy.
Answer: mustard was creamy.

Problem: How does the sentence end?

Joel didn't want to wash Benjamin's hair at the hair salon because 
OPTIONS:
- Joel did not like dandruff.
- Benjamin did not like dandruff.
Answer:
Joel did not like dandruff.