[Q]: How does the sentence end?

Fred was choosing between two different sandwiches. He preferred the ham over the steak because the 
OPTIONS:
- ham was tasty.
- steak was tasty.

[A]: ham was tasty.
QUES: Continue writing.

The jeep easily prevailed in its clash with the tank, as the 

OPTIONS:
- jeep 's crew was inept at combat tactics.
- tank 's crew was inept at combat tactics.
+++++++++
ANS: tank 's crew was inept at combat tactics.
Problem: How does the sentence end?

Ally wanted to make her old pen into a flower pen, because the 
OPTIONS:
- old pen was boring.
- flower pen was boring.
Answer: old pen was boring.
sentence: It was time to replace the door but not the window because the  OPTIONS:
- door was still new.
- window was still new.
complete: window was still new.
John preferred the clean white room rather than the red room because the 
OPTIONS:
- white room was dirty.
- red room was dirty.
red room was dirty.
Problem: Continue the following story.

Patricia put a large amount of insulation in their attic but Amy only put a thin layer of it. 
OPTIONS:
- Patricia saved a huge amount on their power bill.
- Amy saved a huge amount on their power bill.
Here's how I want to continue it:
Patricia saved a huge amount on their power bill.