Input: Continue writing.

The bottle did not break even when it was hit against the rock because the 
OPTIONS:
- bottle is strong.
- rock is strong.

Continued: bottle is strong.


Input: Continue writing.

He preferred using vinegar rather than oil in the solution, because the 
OPTIONS:
- oil made it unappealing.
- vinegar made it unappealing.

Continued: oil made it unappealing.


Input: Continue writing.

The boots weren't doing their job, so I swapped them out for knickers as the 
OPTIONS:
- boots were fine.
- knickers were fine.

Continued: knickers were fine.


Input: Continue writing.

Ben preferred to use the phone to keep track of the passing years instead of a calendar, since the 
OPTIONS:
- calendar was portable.
- phone was portable.

Continued:
phone was portable.