Problem: Continue the following story.

Mel wanted to trade me her brace for my cast. She thinks the 
OPTIONS:
- brace is more rigid.
- cast is more rigid.
Here's how I want to continue it: cast is more rigid.

Problem: Continue the following story.

The man was going to put his boat in the lake but the 
OPTIONS:
- lake was too large.
- boat was too large.
Here's how I want to continue it: boat was too large.

Problem: Continue the following story.

Jessica asked Natalie exactly what time the movie was to have started, because 
OPTIONS:
- Jessica had forgotten.
- Natalie had forgotten.
Here's how I want to continue it:
Jessica had forgotten.