[Q]: How does the sentence end?

Bill threw away all the paperwork in the office and replaced it with a tablet, the 
OPTIONS:
- paperwork was old.
- tablet was old.

[A]: paperwork was old.
QUES: Continue writing.

The husband liked living in an urban area more than a suburban area. The 

OPTIONS:
- urban was more boring.
- suburban was more boring.
+++++++++
ANS: suburban was more boring.
Problem: How does the sentence end?

Marilyn was usually a casual dresser, but since the wedding was formal, she knew the 
OPTIONS:
- casual dress she bought would be inappropriate.
- formal dress she bought would be inappropriate.
Answer: casual dress she bought would be inappropriate.
sentence: Rachel was a waiter but Angela was customer, so  OPTIONS:
- Rachel  had to serve the food for dinner.
- Angela  had to serve the food for dinner.
complete: Rachel  had to serve the food for dinner.
Mary slept on the cot instead of the bed at her friend's house because the 
OPTIONS:
- bed was worn out.
- cot was worn out.
bed was worn out.
Problem: Continue the following story.

Logan told Adam that he could design a stage set for him.  
OPTIONS:
- Logan was grateful.
- Adam was grateful.
Here's how I want to continue it:
Adam was grateful.