[Q]: How does the sentence end?

Christopher puffed on his tobacco pipe while Brian watched in pity because 
OPTIONS:
- Christopher was addicted to tobacco.
- Brian was addicted to tobacco.

[A]: Christopher was addicted to tobacco.
QUES: Continue writing.

Ian got into position and punched Lawrence so hard that his mouthpiece flew right out because 

OPTIONS:
- Ian was a quick fighter.
- Lawrence was a quick fighter.
+++++++++
ANS: Ian was a quick fighter.
Problem: How does the sentence end?

The chipmunk wanted to put more of its acorns in its cheeks, but the 
OPTIONS:
- acorns were too small.
- cheeks were too small.
Answer: cheeks were too small.
sentence: Clint walked by the candy and bought the orange instead because the  OPTIONS:
- candy are more healthy to eat.
- orange are more healthy to eat.
complete: orange are more healthy to eat.
Betty was studying to become a doctor and Emily was very supportive. When she failed a test, 
OPTIONS:
- Betty decided to give up.
- Emily decided to give up.
Betty decided to give up.
Problem: Continue the following story.

Sleeping better would help Lindsey do better in the class Christine teaches on the weekends, 
OPTIONS:
- Lindsey teaches to class every weekend.
- Christine teaches to class every weekend.
Here's how I want to continue it:
Christine teaches to class every weekend.