Answer:
I used my brain to think while answering this question.
I hope to get some points.
I moved my fingers to type on the keyboard.
I wanted to help this person.
I wonder if I should take a bus to go to school tomorrow.
Carli Smith is a good name, and I have a sketch, too!
A prepositional phrase contains a preposition and usually a noun. Your answer would be the first choice.
example:
I went over the hill. "Over the hill" is a prepositional phrase.