sentence: After tiring myself out by hiking on uphill and downhill trails all day, I wanted to continue because the next stretch was the OPTIONS:
- uphill trail.
- downhill trail.
complete: downhill trail.

sentence: Aaron had more friends than Christopher had because OPTIONS:
- Aaron liked to meet new people at school.
- Christopher liked to meet new people at school.
complete: Aaron liked to meet new people at school.

sentence: Rachel played in the swimming pool while Jessica jumped in the muddy puddle. OPTIONS:
- Rachel was still clean when they returned home.
- Jessica was still clean when they returned home.
complete:
Rachel was still clean when they returned home.