Question

a. in one type track event, an athlete must leap over hurdles.
must leap over
athlete must leap
leap over hurdles
must leap

Explanation:

The question asks to identify the verb phrase from the sentence. A verb phrase includes the main verb and any associated words that complete the action. In the given sentence, "leap over hurdles" is the full verb phrase that conveys the complete action the athlete performs.

Answer:

leap over hurdles