Story needs to be completed:
Leslie suffered from hemorrhoids but not Jeffrey so 
OPTIONS:
- Leslie was always sitting in regular positions.
- Jeffrey was always sitting in regular positions.

My choice:
Jeffrey was always sitting in regular positions.
Problem: Continue the following story.

No matter how hard she squeezed, the shampoo would not come out of the bottle because the 
OPTIONS:
- shampoo was all gone.
- bottle was all gone.
Here's how I want to continue it: shampoo was all gone.
Problem: As a magician Cynthia has learned ways to trick people like Rachel, 
OPTIONS:
- Cynthia will have a hard time manipulating others.
- Rachel will have a hard time manipulating others.

My choice: Rachel will have a hard time manipulating others.
[Q]: How does the sentence end?

Elena spent time crafting in a video game while Angela went shopping, and 
OPTIONS:
- Elena played the game for hours.
- Angela played the game for hours.

[A]: Elena played the game for hours.
QUES: Continue writing.

So 

OPTIONS:
- Felicia wanted to shorten their hair because Felicia wanted long hair, and Angela wanted short hair.
- Angela wanted to shorten their hair because Felicia wanted long hair, and Angela wanted short hair.
+++++++++
ANS: Angela wanted to shorten their hair because Felicia wanted long hair, and Angela wanted short hair.
QUES: Continue writing.

Learning to dance was something that came easy to Betty but posed a challenge for Rebecca because 

OPTIONS:
- Betty had a musical bone.
- Rebecca had a musical bone.
+++++++++
ANS:
Betty had a musical bone.