[Q]: How does the sentence end?

Tanya asked Laura if she knew where the stolen artifacts were being stored but 
OPTIONS:
- Tanya did not know.
- Laura did not know.

[A]: Laura did not know.
QUES: Continue writing.

Samantha was much bigger, faster and stronger than Cynthia was so 

OPTIONS:
- Samantha won the fight.
- Cynthia won the fight.
+++++++++
ANS: Samantha won the fight.
Problem: How does the sentence end?

The Russian president replaced the wood bridge with a metal one over the river, the 
OPTIONS:
- metal was stable.
- wood was stable.
Answer: metal was stable.
sentence: Erin has to trace designs while Felicia doesn't because  OPTIONS:
- Erin is more talented at freehanded drawing.
- Felicia is more talented at freehanded drawing.
complete: Felicia is more talented at freehanded drawing.
Kayla raises cows and helps supply the world with hamburger Carrie doesnt eat hamburger, the chance 
OPTIONS:
- Kayla  is a vegetarian is small.
- Carrie  is a vegetarian is small.
Kayla  is a vegetarian is small.
Problem: Continue the following story.

Donald took the lead in the musical instead of Ryan because 
OPTIONS:
- Donald had a better voice.
- Ryan had a better voice.
Here's how I want to continue it:
Donald had a better voice.