Problem: How does the sentence end?

I tried to put money in my wife's pocket but I couldn't because the 
OPTIONS:
- pocket was too thick.
- money was too thick.
Answer: money was too thick.

Problem: How does the sentence end?

I could hardly feel the taste of the salt in the water. i think the 
OPTIONS:
- water is too much.
- salt is too much.
Answer: water is too much.

Problem: How does the sentence end?

The instructor told me that Dennis was able to swim well and Kyle was not, due to 
OPTIONS:
- Dennis living far from water.
- Kyle living far from water.
Answer: Kyle living far from water.

Problem: How does the sentence end?

Justin taught the dog how to sit and Samuel could not because 
OPTIONS:
- Justin had a lot of patience.
- Samuel had a lot of patience.
Answer:
Justin had a lot of patience.