Problem: How does the sentence end?

I punctured my tire and pulled over to see if I could patch it or put on the spare. The hole was big so I used the 
OPTIONS:
- patch .
- spare .
Answer: spare .
sentence: The catering company served the stew but threw the salad away because the  OPTIONS:
- salad was fresh.
- stew was fresh.
complete: stew was fresh.
Donald asked Nick to teach them to boogie board, because 
OPTIONS:
- Donald grew up close to the the ocean.
- Nick grew up close to the the ocean.
Nick grew up close to the the ocean.
Input: Continue writing.

Lawrence read more books on biology than Joseph, so 
OPTIONS:
- Lawrence was able to speak confidently about ecology.
- Joseph was able to speak confidently about ecology.

Continued: Lawrence was able to speak confidently about ecology.
Story needs to be completed:
Christopher is decorating William's home and has brought pictures for the walls so 
OPTIONS:
- Christopher is hanging.
- William is hanging.

My choice:
Christopher is hanging.
Problem: How does the sentence end?

Because Monica gave a gift to Carrie, 
OPTIONS:
- Monica was written a thank you letter for the gift.
- Carrie was written a thank you letter for the gift.
Answer:
Monica was written a thank you letter for the gift.