[Q]: How does the sentence end?

Felicia loved animals more than Cynthia so 
OPTIONS:
- Felicia liked to play with mice and watch them run around.
- Cynthia liked to play with mice and watch them run around.

[A]: Felicia liked to play with mice and watch them run around.
QUES: Continue writing.

Nothing made Erin relax like a nice massage, but they wigged out Tanya, as 

OPTIONS:
- Erin felt awkward being touched.
- Tanya felt awkward being touched.
+++++++++
ANS: Tanya felt awkward being touched.
Problem: How does the sentence end?

Most customs around the world do not tolerate obvious mistakes people make. The 
OPTIONS:
- Mistakes are costly.
- Customs are costly.
Answer: Mistakes are costly.
sentence: Most roses grow well in the summer but not in the winter because in the  OPTIONS:
- summer it is very hot.
- winter it is very hot.
complete: summer it is very hot.
Jeffrey's plant did not grow as fast as Brett's plant, because 
OPTIONS:
- Jeffrey always forgot to water the plant.
- Brett always forgot to water the plant.
Jeffrey always forgot to water the plant.
Problem: Continue the following story.

The husband bought the diamond for the marriage to his bride instead of the emerald because the 
OPTIONS:
- diamond was prettier.
- emerald was prettier.
Here's how I want to continue it:
diamond was prettier.