Problem: How does the sentence end?

Justin was brainstorming activities for the event unlike Randy because 
OPTIONS:
- Justin was in charge of that portion.
- Randy was in charge of that portion.
Answer: Justin was in charge of that portion.

Problem: How does the sentence end?

Angela always changes the bedpan of Megan because 
OPTIONS:
- Angela is a nurse at the hospital.
- Megan is a nurse at the hospital.
Answer: Angela is a nurse at the hospital.

Problem: How does the sentence end?

Matthew was more prone to having an obsession about things than Brian because 
OPTIONS:
- Matthew had an addictive personality.
- Brian had an addictive personality.
Answer: Matthew had an addictive personality.

Problem: How does the sentence end?

Romance was what the married Adam wanted to talk about with Hunter due to 
OPTIONS:
- Adam having no relationship.
- Hunter having no relationship.
Answer:
Hunter having no relationship.