Problem: How does the sentence end?

The frosting slid off the cake but stayed on the cupcake, as the 
OPTIONS:
- cake had a poor surface to apply it on.
- cupcake had a poor surface to apply it on.
Answer: cake had a poor surface to apply it on.
sentence: Joseph had a bad memory, so he asked Craig who was in the movie they saw last week.  OPTIONS:
- Joseph was frustrated he always had to answer things.
- Craig was frustrated he always had to answer things.
complete: Craig was frustrated he always had to answer things.
I liked the shirt of Nick better than the shirt of Eric since 
OPTIONS:
- Nick 's shirt was older.
- Eric 's shirt was older.
Eric 's shirt was older.
Input: Continue writing.

At the computers, Natalie was working on logo designs and Samantha was analyzing data in spreadsheets, because 
OPTIONS:
- Natalie was a graphic design major.
- Samantha was a graphic design major.

Continued: Natalie was a graphic design major.
Story needs to be completed:
Her foot wouldn't fit into the shoe no matter how hard she tried because 
OPTIONS:
- foot was too big.
- shoe was too big.

My choice:
foot was too big.
Problem: How does the sentence end?

Donald accidentally pierced Michael's skin with an arrow so 
OPTIONS:
- Donald took him to the emergency room.
- Michael took him to the emergency room.
Answer:
Donald took him to the emergency room.