[Q]: How does the sentence end?

It was difficult for Carrie to control anger at bad drivers but Laura found it easy. 
OPTIONS:
- Carrie had always had a calm demeanor.
- Laura had always had a calm demeanor.

[A]: Laura had always had a calm demeanor.
QUES: Continue writing.

They sold their apartment and moved to a new house after she got pregnant, because the 

OPTIONS:
- apartment was too small.
- house was too small.
+++++++++
ANS: apartment was too small.
Problem: How does the sentence end?

An inflammatory skin condition plagued Jennifer and Carrie is a dermatologist so 
OPTIONS:
- Jennifer got a prescription.
- Carrie got a prescription.
Answer: Jennifer got a prescription.
sentence: The broadcast showed a truck speeding so fast it went over a bridge. The  OPTIONS:
- truck was concrete.
- bridge was concrete.
complete: bridge was concrete.
Laura loved to go horse riding but Rebecca didn't like it. 
OPTIONS:
- Laura had been trained as an accountant.
- Rebecca had been trained as an accountant.
Rebecca had been trained as an accountant.
Problem: Continue the following story.

It was very easy to press the clay in order to make a wheel. The 
OPTIONS:
- Wheel was smooth.
- Clay was smooth.
Here's how I want to continue it:
Clay was smooth.