[Q]: How does the sentence end?

Justin boasted to Aaron that he was going to play hockey without wearing an athletic cup.  
OPTIONS:
- Justin was dumbfounded.
- Aaron was dumbfounded.

[A]: Aaron was dumbfounded.
QUES: Continue writing.

Cynthia made a 4 batches of cupcakes and asked Sarah to help with the decorating them because 

OPTIONS:
- Cynthia frequently decorated cupcakes before.
- Sarah frequently decorated cupcakes before.
+++++++++
ANS: Sarah frequently decorated cupcakes before.
Problem: How does the sentence end?

Jen caught her son stealing from her purse and from a store, but she knew stealing from the 
OPTIONS:
- purse would hurt her feelings more.
- store would hurt her feelings more.
Answer: purse would hurt her feelings more.
sentence: Jessica thought Kayla was very unattractive, so  OPTIONS:
- Jessica had no chance of ever going out with them.
- Kayla had no chance of ever going out with them.
complete: Kayla had no chance of ever going out with them.
Cayenne pepper tea was a favorite beverage of Kevin but not Adam, because 
OPTIONS:
- Kevin hated spicy foods.
- Adam hated spicy foods.
Adam hated spicy foods.
Problem: Continue the following story.

The pet centipedes Randy kept would go up to Jeffrey instead since 
OPTIONS:
- Randy had some food on them.
- Jeffrey had some food on them.
Here's how I want to continue it:
Jeffrey had some food on them.