[Q]: How does the sentence end?

The man bought the contacts instead of a pair of glasses because the

[A]: glasses were more expensive.

[Q]: How does the sentence end?

Lawrence was accused by Matthew of polluting the environment and harming everyone because

[A]: Matthew is an nature activist.

[Q]: How does the sentence end?

Ian's pants are way bigger than the ones that Robert wears.

[A]:
Robert is a skinny man.