Problem: How does the sentence end?

For their garden Kayla liked to plant marigolds and Patricia wanted roses, 
OPTIONS:
- Kayla thought marigolds were too plain.
- Patricia thought marigolds were too plain.
Answer: Patricia thought marigolds were too plain.

Problem: How does the sentence end?

Amy learned to play the mandolin from Elena due to 
OPTIONS:
- Amy being a music teacher.
- Elena being a music teacher.
Answer: Elena being a music teacher.

Problem: How does the sentence end?

Before pouring the cement, Jason wanted to teach William how to pour it so 
OPTIONS:
- Jason would do it properly.
- William would do it properly.
Answer: William would do it properly.

Problem: How does the sentence end?

Doctor gave some medicine to Betty but gave none to Tanya as 
OPTIONS:
- Betty was showing none of the symptoms of illness.
- Tanya was showing none of the symptoms of illness.
Answer:
Tanya was showing none of the symptoms of illness.