Problem: How does the sentence end?

Our trip this yeas was shorter than our vacation last year because the 
OPTIONS:
- trip was during a free time of year.
- vacation was during a free time of year.
Answer: vacation was during a free time of year.

Problem: How does the sentence end?

Samantha showed Amy how to creating a webpage, 
OPTIONS:
- Samantha was teaching others how to be a web developer.
- Amy was teaching others how to be a web developer.
Answer: Samantha was teaching others how to be a web developer.

Problem: How does the sentence end?

Lindsey wore more shorts in the summer months than Samantha because 
OPTIONS:
- Lindsey had less sensitive skin.
- Samantha had less sensitive skin.
Answer: Lindsey had less sensitive skin.

Problem: How does the sentence end?

He replaced his old wood patio furniture with metal patio furniture. The 
OPTIONS:
- wood furniture is modern.
- metal furniture is modern.
Answer:
metal furniture is modern.