[Q]: How does the sentence end?

The man questioned the authenticy of the signed poster but not the signed card because the signature on the 
OPTIONS:
- poster looked real.
- card looked real.

[A]: card looked real.
QUES: Continue writing.

Patricia spent freely and capriciously but Monica was thrifty and miserly. 

OPTIONS:
- Patricia could never spend within their means.
- Monica could never spend within their means.
+++++++++
ANS: Patricia could never spend within their means.
Problem: How does the sentence end?

The bits of sand in clam chowder bothered Justin, but it didn't bother Brian because 
OPTIONS:
- Justin didn't understand that the sand means that it's fresh.
- Brian didn't understand that the sand means that it's fresh.
Answer: Justin didn't understand that the sand means that it's fresh.
sentence: Katrina was helping Tanya transition to male because  OPTIONS:
- Katrina needed help from their transgender friend.
- Tanya needed help from their transgender friend.
complete: Tanya needed help from their transgender friend.
Betty loved to travel while Natalie had never left their hometown. although 
OPTIONS:
- Betty wanted to visited the White House in Washington DC.
- Natalie wanted to visited the White House in Washington DC.
Natalie wanted to visited the White House in Washington DC.
Problem: Continue the following story.

William loved the music that Adam was listening to. 
OPTIONS:
- William bought himself a CD by the same artist.
- Adam bought himself a CD by the same artist.
Here's how I want to continue it:
William bought himself a CD by the same artist.