Problem: Continue the following story.

With the glasses you could not see to the horizon, but the lenses allowed you too, since the 
OPTIONS:
- glasses were optically strong.
- lenses were optically strong.
Here's how I want to continue it: lenses were optically strong.
Problem: Benjamin was trying to get in shape and bought a bicycle instead of a treadmill because with the 
OPTIONS:
- bicycle he couldn't be outdoors.
- treadmill he couldn't be outdoors.

My choice: treadmill he couldn't be outdoors.
[Q]: How does the sentence end?

Erin thought clutter made a home look unattractive but Felicia did not. 
OPTIONS:
- Erin kept their home clutter free.
- Felicia kept their home clutter free.

[A]: Erin kept their home clutter free.
QUES: Continue writing.

Sarah had to annotate a novel but not Lindsey because 

OPTIONS:
- Sarah was taking a boxing class.
- Lindsey was taking a boxing class.
+++++++++
ANS: Lindsey was taking a boxing class.
Problem: How does the sentence end?

Angela attended a private school, while Emily attended a public school, because 
OPTIONS:
- Angela had middle class parents.
- Emily had middle class parents.
Answer: Emily had middle class parents.
sentence: While at work, Laura had to tell Erin how to be more effective because  OPTIONS:
- Laura is the employee.
- Erin is the employee.
complete:
Erin is the employee.