Problem: How does the sentence end?

Katrina was addicted to smoking cigarettes and drinking alcohol but not Natalie because 
OPTIONS:
- Katrina was happy.
- Natalie was happy.
Answer: Natalie was happy.
sentence: The coin sank faster to the bottom of the pool than the ring because the  OPTIONS:
- coin was lighter.
- ring was lighter.
complete: ring was lighter.
The tone of the guitar was more pleasant than the sound of the piano because the 
OPTIONS:
- guitar was out of tune.
- piano was out of tune.
piano was out of tune.
Input: Continue writing.

Because Joseph had been a victim of identity theft and Matthew had not, 
OPTIONS:
- Joseph checked his credit report more frequently.
- Matthew checked his credit report more frequently.

Continued: Joseph checked his credit report more frequently.
Story needs to be completed:
Suzy wanted great skin, so she chose the ointment rather than the cream, since the 
OPTIONS:
- cream made her skin feel like it was burning.
- ointment made her skin feel like it was burning.

My choice:
cream made her skin feel like it was burning.
Problem: How does the sentence end?

Katrina was great at public speaking but Elena was not. 
OPTIONS:
- Katrina made little money on the lecture circuit.
- Elena made little money on the lecture circuit.
Answer:
Elena made little money on the lecture circuit.