Story needs to be completed:
Matthew always struggled with communication, but Donald did not, because 
OPTIONS:
- Matthew was extremely introverted and shy.
- Donald was extremely introverted and shy.

My choice:
Matthew was extremely introverted and shy.
Problem: Continue the following story.

Brett used a reusable water bottle while Matthew bought plastic disposable ones. 
OPTIONS:
- Brett didn't feel being green was important.
- Matthew didn't feel being green was important.
Here's how I want to continue it: Matthew didn't feel being green was important.
Problem: I did not have enough money to buy the car from my friend, because the 
OPTIONS:
- car was too pricey.
- money was too pricey.

My choice: car was too pricey.
[Q]: How does the sentence end?

The chlorine in the water bugged Megan more than it did Natalie, because 
OPTIONS:
- Megan always had severe allergies.
- Natalie always had severe allergies.

[A]: Megan always had severe allergies.
QUES: Continue writing.

Felicia loves cats but Megan is allergic to cat fur. 

OPTIONS:
- Felicia went to the pound and adopted a dog.
- Megan went to the pound and adopted a dog.
+++++++++
ANS: Megan went to the pound and adopted a dog.
QUES: Continue writing.

The letter cost less to send than the package did because the 

OPTIONS:
- letter was lighter.
- package was lighter.
+++++++++
ANS:
letter was lighter.