Problem: Continue the following story.

The eggs smelled much better than the potatoes because the 
OPTIONS:
- eggs were several days rotten.
- potatoes were several days rotten.
Here's how I want to continue it: potatoes were several days rotten.

Problem: Continue the following story.

Michael invited Ryan to go to the beach with them for the day. 
OPTIONS:
- Michael was very gracious to make the offer.
- Ryan was very gracious to make the offer.
Here's how I want to continue it: Michael was very gracious to make the offer.

Problem: Continue the following story.

The nail drove straight through the drywall but got stuck against the wood, since the 
OPTIONS:
- drywall was easy to puncture.
- wood was easy to puncture.
Here's how I want to continue it:
drywall was easy to puncture.