Answer:
Mia doesn't know that Olivia entered her casserole into the contest.
The function of the infinitive phrase in the sentence <em>To win a marathon is my goal </em>is object of the verb.
It is definitely an object, and it would follow a verb if it were a normal ordering of words in the sentence (My goal is to win a marathon), and since it is not preceded by a preposition, it cannot be object of the preposition, but of a verb.
Answer:
( C ) <em>A day for celebrating local heroes would encourage people to act like heroes.</em>
Explanation:
It is correct I got it right on Ed2020.