Story needs to be completed:
Erin was much less aggressive than Megan, so 
OPTIONS:
- Erin didn't have to worry about getting in fights.
- Megan didn't have to worry about getting in fights.

My choice:
Erin didn't have to worry about getting in fights.
Problem: Continue the following story.

Kelly auditioned for a role in the play as the lead or the understudy.  She expected to be the 
OPTIONS:
- lead because she was a great actress.
- understudy because she was a great actress.
Here's how I want to continue it: lead because she was a great actress.
Problem: Christine couldn't control their emotions during the movie unlike Erin because 
OPTIONS:
- Christine had a passionate personality.
- Erin had a passionate personality.

My choice: Christine had a passionate personality.
[Q]: How does the sentence end?

Benjamin was crossing the road when he was hit by Samuel's motorcycle because 
OPTIONS:
- Benjamin had been speeding.
- Samuel had been speeding.

[A]: Samuel had been speeding.
QUES: Continue writing.

Randy worked very hard in high school but Adam goofed around a lot. 

OPTIONS:
- Randy got a scholarship to college.
- Adam got a scholarship to college.
+++++++++
ANS: Randy got a scholarship to college.
QUES: Continue writing.

Lindsey was better at teaching than Patricia because 

OPTIONS:
- Lindsey was more nervous and ignorant to students.
- Patricia was more nervous and ignorant to students.
+++++++++
ANS:
Patricia was more nervous and ignorant to students.