Story needs to be completed:
During the concert, the cello sounded better than the violin because the 
OPTIONS:
- cello was out of tune.
- violin was out of tune.

My choice:
violin was out of tune.
Problem: Continue the following story.

During recess, Mary would play in the sandbox with their friends unlike Maria because 
OPTIONS:
- Mary asocial.
- Maria asocial.
Here's how I want to continue it: Maria asocial.
Problem: The dieter switched his lunch snack from an apple to a pineapple, as the 
OPTIONS:
- apple contained an important vitamin needed in his diet.
- pineapple contained an important vitamin needed in his diet.

My choice: pineapple contained an important vitamin needed in his diet.
[Q]: How does the sentence end?

Amy was brewing some hibiscus tea for herself and Katrina, so 
OPTIONS:
- Amy asked her if  could have some sugar in  tea.
- Katrina asked her if  could have some sugar in  tea.

[A]: Katrina asked her if  could have some sugar in  tea.
QUES: Continue writing.

At the skate park, Jessica was usually leading Amy single file as 

OPTIONS:
- Jessica was fast on their board.
- Amy was fast on their board.
+++++++++
ANS: Jessica was fast on their board.
QUES: Continue writing.

Maria's doctor recommended taking vitamins to ensure healthy babies, but Mary said they made the nausea worse. 

OPTIONS:
- Maria decided to keep taking the vitamins.
- Mary decided to keep taking the vitamins.
+++++++++
ANS:
Maria decided to keep taking the vitamins.