Input: Continue writing.

The waist was hoisted up by a belt instead of a string, since the 
OPTIONS:
- belt was thinner.
- string was thinner.

Continued: string was thinner.
Story needs to be completed:
The plants stopped manufacturing robots and switched to cars, as the 
OPTIONS:
- robots were lucrative to produce.
- cars were lucrative to produce.

My choice:
cars were lucrative to produce.
Problem: Continue the following story.

The case kept opening by itself because of the box kept in it because the 
OPTIONS:
- box is too small.
- case is too small.
Here's how I want to continue it: case is too small.
Problem: Natalie found it easier to write children's books than Emily because 
OPTIONS:
- Natalie had a vivid imagination.
- Emily had a vivid imagination.

My choice: Natalie had a vivid imagination.
[Q]: How does the sentence end?

Ian offered to give the world to Joel for his allegiance, because 
OPTIONS:
- Ian was the only threat left.
- Joel was the only threat left.

[A]: Joel was the only threat left.
Problem: Randy is dealing with homophobia so he asks for professional consultation from Joseph, because 
OPTIONS:
- Randy wants to be a better person.
- Joseph wants to be a better person.

My choice:
Randy wants to be a better person.