[Q]: How does the sentence end?

Sarah would watch TV all day while Samantha would go out for walks, so 
OPTIONS:
- Sarah was more sedentary.
- Samantha was more sedentary.

[A]: Sarah was more sedentary.
QUES: Continue writing.

Since she was on a diet, the woman ate the salad with no dressing since the 

OPTIONS:
- salad was low in calories.
- dressing was low in calories.
+++++++++
ANS: salad was low in calories.
Problem: How does the sentence end?

Rachel explained to Jessica that she couldn't go skiing because she had a stiff neck.  
OPTIONS:
- Rachel was understanding.
- Jessica was understanding.
Answer: Jessica was understanding.
sentence: Sally continued to pour the water into the from the pot to the tank until the  OPTIONS:
- tank was full.
- pot was full.
complete: tank was full.
As a location for his party with his friends, Eric decided the beach would be better than the park, because the 
OPTIONS:
- park was fun.
- beach was fun.
beach was fun.
Problem: Continue the following story.

The husband made ratatouille for dinner while the wife made a frozen pizza. The 
OPTIONS:
- husband is more competent at cooking.
- wife is more competent at cooking.
Here's how I want to continue it:
husband is more competent at cooking.