Problem: Addiction was a hard concept to grasp over dealing with anxiety since the 
OPTIONS:
- anxiety was simpler.
- addiction was simpler.

My choice: anxiety was simpler.
[Q]: How does the sentence end?

Her date wanted to give her something special, and went with the flowers instead of the chocolates, because the 
OPTIONS:
- chocolates were classy.
- flowers were classy.

[A]: flowers were classy.
QUES: Continue writing.

Rachel was surprised when Mary leaned in for a kiss, because 

OPTIONS:
- Rachel wasn't interested in a relationship.
- Mary wasn't interested in a relationship.
+++++++++
ANS: Rachel wasn't interested in a relationship.
Problem: How does the sentence end?

Jennifer was better at jogging than Samantha because 
OPTIONS:
- Jennifer works out infrequently at the gym.
- Samantha works out infrequently at the gym.
Answer: Samantha works out infrequently at the gym.
sentence: Sarah felt the chemistry between themselves and Laura, so  OPTIONS:
- Sarah approached them about getting into a relationship.
- Laura approached them about getting into a relationship.
complete: Sarah approached them about getting into a relationship.
Input: Continue writing.

Kayla got her blanket out to cover herself but not Erin because 
OPTIONS:
- Kayla was shivering.
- Erin was shivering.

Continued:
Kayla was shivering.