Problem: Continue the following story.

Angela wanted to talk to Amy's father to plan the birthday party, and 
OPTIONS:
- Angela didn't know about the call.
- Amy didn't know about the call.
Here's how I want to continue it: Amy didn't know about the call.

Problem: Continue the following story.

Robert felt at home on the ice, while Brian floundered, so 
OPTIONS:
- Robert offered to give them lessons.
- Brian offered to give them lessons.
Here's how I want to continue it: Robert offered to give them lessons.

Problem: Continue the following story.

It appears more jars can easily fit into the bags if attempted. He never know the 
OPTIONS:
- jars are that small.
- bags are that small.
Here's how I want to continue it:
jars are that small.