Problem: The warts were still there when we treated them with oil, but disappeared when we added salt, as the
OPTIONS:
- oil was useless as a cure.
- salt was useless as a cure.

My choice: oil was useless as a cure.

Problem: Derrick crawled into bed and fell asleep 3 hours before Craig because
OPTIONS:
- Derrick was exhausted.
- Craig was exhausted.

My choice: Derrick was exhausted.

Problem: The interview was moved out of the cafe and into the office, as the
OPTIONS:
- cafe was so stuffy.
- office was so stuffy.

My choice: cafe was so stuffy.

Problem: The stone we had was smoother than the other rock, so the
OPTIONS:
- stone skipped a shorter distance on the pond.
- rock skipped a shorter distance on the pond.

My choice:
rock skipped a shorter distance on the pond.