[Q]: How does the sentence end?

Knowing the gender of the fetus was important to Monica but not Erin because 
OPTIONS:
- Monica didn't want to be surprised.
- Erin didn't want to be surprised.

[A]: Monica didn't want to be surprised.
QUES: Continue writing.

Matthew was on the edge of the volcano when I high wind blew Justin over the edge. 

OPTIONS:
- Matthew was standing.
- Justin was standing.
+++++++++
ANS: Matthew was standing.
Problem: How does the sentence end?

Tanya had to take a flight to a different country while Maria had to go down the street, so 
OPTIONS:
- Tanya traveled by bike.
- Maria traveled by bike.
Answer: Maria traveled by bike.
sentence: Red nail polish makes Tanya's nails looks nicer than Samantha's since  OPTIONS:
- Tanya hates to paint her nails.
- Samantha hates to paint her nails.
complete: Samantha hates to paint her nails.
Hunter had to take more vitamins than Joseph every day, because 
OPTIONS:
- Hunter was a younger person.
- Joseph was a younger person.
Joseph was a younger person.
Problem: Continue the following story.

The business had to figure out a plan for their money because the 
OPTIONS:
- money was running at a surplus.
- business was running at a surplus.
Here's how I want to continue it:
business was running at a surplus.