Problem: How does the sentence end?

In order to improve my quality of sleep, I will stop drinking coffee and switch to tea because the
Answer: tea makes relaxes me.

Problem: How does the sentence end?

The tulips bloomed in the garden before the daffodils, because the
Answer: tulips had received more sun.

Problem: How does the sentence end?

Kyle has a lot of confidence in themselves but Brian does not.
Answer: Brian hasn't been able to achieve a lot in their life.

Problem: How does the sentence end?

A lot of people prefer Android to Apple operating systems because the
Answer:
Android OS is cheaper.