[Q]: How does the sentence end?

The parent prefer Lindsey to talk to the adults and not Jennifer because 
OPTIONS:
- Lindsey is disrespectful.
- Jennifer is disrespectful.

[A]: Jennifer is disrespectful.
QUES: Continue writing.

She was able to find a fact about the plate, but not about the cup, because the 

OPTIONS:
- plate was obscure.
- cup was obscure.
+++++++++
ANS: cup was obscure.
Problem: How does the sentence end?

Benjamin explained to Kevin how he was going to start his own business.  
OPTIONS:
- Benjamin was proud of him.
- Kevin was proud of him.
Answer: Kevin was proud of him.
sentence: The dunk Justin achieved in the game was more amazing than the one Dennis did because  OPTIONS:
- Justin is an amateur basketball player.
- Dennis is an amateur basketball player.
complete: Dennis is an amateur basketball player.
David was a teenager who had just gotten his first car which had nice leather seats, David was careless sitting down and damaged the 
OPTIONS:
- car .
- seats .
seats .
Problem: Continue the following story.

Sam was not able to use the humidifier and instead used nasal spray to soothe his nose congestion, because the 
OPTIONS:
- humidifier was dirty.
- nasal spray was dirty.
Here's how I want to continue it:
humidifier was dirty.