Problem: The structure that Adam was in was more unstable than that of Aaron's because
OPTIONS:
- Adam was in an ancient building.
- Aaron was in an ancient building.

My choice: Adam was in an ancient building.

Problem: James found that the tank was surprisingly easy to operate and not the vehicle because the
OPTIONS:
- tank had simple controls.
- vehicle had simple controls.

My choice: tank had simple controls.

Problem: The ugly warts were prevalent on her legs but not her arms, as the frog's infection avoided the
OPTIONS:
- legs .
- arms .

My choice: arms .

Problem: The account of Angela was closed by Laura without warning.
OPTIONS:
- Angela is likely to be the bank customer.
- Laura is likely to be the bank customer.

My choice:
Angela is likely to be the bank customer.