Problem: Justin was sure they had PTSD but Ian thought they were overreacting. 
OPTIONS:
- Justin was very worried about the panic attacks and nightmares.
- Ian was very worried about the panic attacks and nightmares.

My choice: Justin was very worried about the panic attacks and nightmares.
[Q]: How does the sentence end?

The firecracker didn't make much of a pop, but the rocket was loud, since the 
OPTIONS:
- firecracker had incredible power.
- rocket had incredible power.

[A]: rocket had incredible power.
QUES: Continue writing.

The kid threw the rock at the window, causing the glass to shatter. The 

OPTIONS:
- window was no longer whole.
- rock was no longer whole.
+++++++++
ANS: window was no longer whole.
Problem: How does the sentence end?

The bread Sarah made was lighter than the bread Monica made because 
OPTIONS:
- Sarah kneaded the dough the wrong amount.
- Monica kneaded the dough the wrong amount.
Answer: Monica kneaded the dough the wrong amount.
sentence: Christopher had a very obnoxious personality that people did not like but Derrick was pleasant,  OPTIONS:
- Christopher had many friends.
- Derrick had many friends.
complete: Derrick had many friends.
Input: Continue writing.

The manager said that Monica always came up with complex ideas and Emily didn't, by reason that 
OPTIONS:
- Monica was creative.
- Emily was creative.

Continued:
Monica was creative.