sentence: The battery for the computer lasted longer than the one for the phone because the one for the OPTIONS:
- computer had been charged longer.
- phone had been charged longer.
complete: computer had been charged longer.

sentence: The pet store sells less bird food than it does hamster food. A lower number of people in the area have a need for the OPTIONS:
- bird food .
- hamster food .
complete: bird food .

sentence: The telescopes provided a better view than the binoculars when searching for the ship, because the OPTIONS:
- telescopes were clouded.
- binoculars were clouded.
complete:
binoculars were clouded.