Problem: How does the sentence end?

We stayed in the gazebo instead of near the walkway when we went to the lake because the alligator was near the 
OPTIONS:
- walkway .
- gazebo .
Answer: walkway .
sentence: His legs got stronger from pulling the sled instead of pushing the block, although  OPTIONS:
- sled was heavier in weight.
- block was heavier in weight.
complete: block was heavier in weight.
Adam poured water to extinguish the torch's flame because the 
OPTIONS:
- flame was capable of keeping control.
- water was capable of keeping control.
water was capable of keeping control.
Input: Continue writing.

Craig is known as an empty nester, although Justin isn't, because 
OPTIONS:
- Craig doesn't have children living at home.
- Justin doesn't have children living at home.

Continued: Craig doesn't have children living at home.
Story needs to be completed:
Christopher wanted to invite Brian to volunteer with wetland protection agency, 
OPTIONS:
- Christopher is concerned with saving the planet.
- Brian is concerned with saving the planet.

My choice:
Christopher is concerned with saving the planet.
Problem: How does the sentence end?

I used the cream on my belly but not on my face because the 
OPTIONS:
- face was more sensitive.
- belly was more sensitive.
Answer:
face was more sensitive.