Problem: How does the sentence end?

Erin was always trying to follow Sarah's correct grammar, because 
OPTIONS:
- Erin was controlling and anal retentive.
- Sarah was controlling and anal retentive.
Answer: Sarah was controlling and anal retentive.
sentence: Katrina preferred a window seat on the plane while Rachel preferred an aisle because  OPTIONS:
- Katrina did not care about the view out of the window.
- Rachel did not care about the view out of the window.
complete: Rachel did not care about the view out of the window.
The traveler read a book for the duration of the flight but left the magazine because the 
OPTIONS:
- book was average.
- magazine was average.
magazine was average.
Input: Continue writing.

Aaron was piloting the airplane while Ian offered support, so 
OPTIONS:
- Aaron was thankful for the help.
- Ian was thankful for the help.

Continued: Aaron was thankful for the help.
Story needs to be completed:
The dress code included skirts but excluded jeans, since the 
OPTIONS:
- skirts were deemed appropriate for the office.
- jeans were deemed appropriate for the office.

My choice:
skirts were deemed appropriate for the office.
Problem: How does the sentence end?

Steven wanted a cupcake for their birthday so they talked Logan into making some because 
OPTIONS:
- Steven forgot how.
- Logan forgot how.
Answer:
Steven forgot how.