Story needs to be completed:
To avoid food poisoning, Kenneth gave his tainted food in the prison to Lawrence. 
OPTIONS:
- Kenneth got sick.
- Lawrence got sick.

My choice:
Lawrence got sick.
Problem: Continue the following story.

Amy was installing Carrie's new water heater for 
OPTIONS:
- Amy knew how to put them together.
- Carrie knew how to put them together.
Here's how I want to continue it: Amy knew how to put them together.
Problem: Rachel had a dog but Cynthia's dog was given up for adoption recently, so 
OPTIONS:
- Rachel gave them their old leash.
- Cynthia gave them their old leash.

My choice: Cynthia gave them their old leash.
[Q]: How does the sentence end?

Derrick convinced Randy to file a lawsuit against the company, and 
OPTIONS:
- Derrick offered to help fill out the papers.
- Randy offered to help fill out the papers.

[A]: Derrick offered to help fill out the papers.
QUES: Continue writing.

The gardener raked up the leaves that had fallen off the trees and hauled them away; when winter came the 

OPTIONS:
- trees were gone.
- leaves were gone.
+++++++++
ANS: leaves were gone.
QUES: Continue writing.

So 

OPTIONS:
- Leslie plays video games because Leslie has a lot of free time while Nelson has to work all the time.
- Nelson plays video games because Leslie has a lot of free time while Nelson has to work all the time.
+++++++++
ANS:
Leslie plays video games because Leslie has a lot of free time while Nelson has to work all the time.