[Q]: How does the sentence end?

I liked music from the piano but not the keyboard because music sounded natural coming from the 
OPTIONS:
- keyboard .
- piano .

[A]: piano .
QUES: Continue writing.

Samuel taught Matthew how to calm his overactive mind because 

OPTIONS:
- Samuel had successfully done so in the past.
- Matthew had successfully done so in the past.
+++++++++
ANS: Samuel had successfully done so in the past.
Problem: How does the sentence end?

I chose a gun instead of a knife for defense in the fight because the 
OPTIONS:
- gun is hidden.
- knife is hidden.
Answer: gun is hidden.
sentence: The eggs from Lindsey's farm taste better than the ones Amy produces.  OPTIONS:
- Lindsey likely has healthier chickens.
- Amy likely has healthier chickens.
complete: Lindsey likely has healthier chickens.
People preferred hearing Brett talk rather than Nick because 
OPTIONS:
- Brett had a soothing sounding voice.
- Nick had a soothing sounding voice.
Brett had a soothing sounding voice.
Problem: Continue the following story.

Emily was a member of the audience that night unlike Lindsey because 
OPTIONS:
- Emily loved theater.
- Lindsey loved theater.
Here's how I want to continue it:
Emily loved theater.