[Q]: How does the sentence end?

Knot and knight both have silent K's making them hard to spell without context. The 
OPTIONS:
- knot is a shorter word so it is easier.
- knight is a shorter word so it is easier.

[A]: knot is a shorter word so it is easier.
QUES: Continue writing.

A vacation was just what Jessica needed and Christine was a travel agent, so 

OPTIONS:
- Jessica helped to book a trip.
- Christine helped to book a trip.
+++++++++
ANS: Christine helped to book a trip.
Problem: How does the sentence end?

The lawyer sealed the contract in an envelope before handing it to his client. The 
OPTIONS:
- contract was the only thing visible.
- envelope was the only thing visible.
Answer: envelope was the only thing visible.
sentence: To treat his constipation, Justin received the medicine from Kyle because  OPTIONS:
- Justin had experience on how to treat it.
- Kyle had experience on how to treat it.
complete: Kyle had experience on how to treat it.
The person used baking soda instead of toothpaste to clean their teeth because the 
OPTIONS:
- baking soda would make their teeth whiter.
- toothpaste would make their teeth whiter.
baking soda would make their teeth whiter.
Problem: Continue the following story.

Even with the money, the child was only able to afford the sandwich and not the salad because the 
OPTIONS:
- sandwich was affordable.
- salad was affordable.
Here's how I want to continue it:
sandwich was affordable.