Story needs to be completed:
Betty was afraid of the dark, while Sarah was not, so 
OPTIONS:
- Betty 's anxiety was made worse by the blackout.
- Sarah 's anxiety was made worse by the blackout.

My choice:
Betty 's anxiety was made worse by the blackout.
Problem: Continue the following story.

i rather go to the dance than to a movie during my free time because the 
OPTIONS:
- dance is lively.
- movie is lively.
Here's how I want to continue it: dance is lively.
Problem: The baby liked playing with the rattle more than the music box because the 
OPTIONS:
- rattle was more boring.
- music box was more boring.

My choice: music box was more boring.
[Q]: How does the sentence end?

Tanya followed carefully as Rebecca taught them the fundamentals of reading, because 
OPTIONS:
- Tanya was a dedicated teacher.
- Rebecca was a dedicated teacher.

[A]: Rebecca was a dedicated teacher.
QUES: Continue writing.

Betty had the ability to pick up the guitar and play well unlike Sarah, since 

OPTIONS:
- Betty was from a musical family.
- Sarah was from a musical family.
+++++++++
ANS: Betty was from a musical family.
QUES: Continue writing.

Cynthia chose to wear a faux fur coat unlike Laura, because 

OPTIONS:
- Cynthia was concerned about the reaction from animal rights activists.
- Laura was concerned about the reaction from animal rights activists.
+++++++++
ANS:
Cynthia was concerned about the reaction from animal rights activists.