[Q]: How does the sentence end?

I installed a new bird house outside above the ground, but had to prop it up higher away from my cat since the
OPTIONS:
- bird house was too low.
- ground was too low.

[A]: bird house was too low.

QUES: Continue writing.

Christine knew how to sew but Cynthia did not, so

OPTIONS:
- Christine taught them very basic techniques.
- Cynthia taught them very basic techniques.
+++++++++
ANS: Christine taught them very basic techniques.

Problem: How does the sentence end?

Randy took their pet pig on a walk with Jason, but the pig loved to run, so
OPTIONS:
- Randy was far ahead.
- Jason was far ahead.
Answer: Randy was far ahead.

sentence: The house owned by Rebecca looked worse than the one of Natalie because OPTIONS:
- Rebecca took care of their bushes.
- Natalie took care of their bushes.
complete: Natalie took care of their bushes.

Joseph has a finished basement with carpet while Samuel has cold cement and no heat, so
OPTIONS:
- Joseph is freezing in the basement during the winter.
- Samuel is freezing in the basement during the winter.
Samuel is freezing in the basement during the winter.

Problem: Continue the following story.

Jason asked a lot of questions in class and Randy never talked, therefore the teacher asked
OPTIONS:
- Jason why they were so quiet.
- Randy why they were so quiet.
Here's how I want to continue it:
Randy why they were so quiet.