[Q]: How does the sentence end?

Rachel had more friendships than Megan had because 
OPTIONS:
- Rachel was a much more outgoing person.
- Megan was a much more outgoing person.

[A]: Rachel was a much more outgoing person.
QUES: Continue writing.

Brett is often anxious and  under much stress at work, Samuel has a calm personality. 

OPTIONS:
- Brett constantly worries.
- Samuel constantly worries.
+++++++++
ANS: Brett constantly worries.
Problem: How does the sentence end?

The prescription ended up being worse than the generic medicine since the 
OPTIONS:
- prescription is efficient at treating the symptoms.
- medicine is efficient at treating the symptoms.
Answer: medicine is efficient at treating the symptoms.
sentence: Tommy read the book instead of the magazine for the reason that the  OPTIONS:
- book was far less interesting.
- magazine was far less interesting.
complete: magazine was far less interesting.
They had the carpet installed instead of the hardwood floor because the 
OPTIONS:
- carpet matched the rest of the decor.
- floor matched the rest of the decor.
carpet matched the rest of the decor.
Problem: Continue the following story.

Kevin would talk far more often at parties than Aaron for the reason that 
OPTIONS:
- Kevin was way more extroverted.
- Aaron was way more extroverted.
Here's how I want to continue it:
Kevin was way more extroverted.