Question

select the two prepositional phrases. the parents group gathered to discuss how sports may be placing unnecessary pressure on kids and contributing to their stress levels.

Explanation:

A prepositional phrase starts with a preposition and ends with a noun or pronoun. In the given sentence, "on kids" starts with the preposition "on" and "to their stress levels" starts with the preposition "to".

Answer:

on kids, to their stress levels