Answer:
3
Explanation:
Mario liked to play in the sand. He liked to make castles.
The <em>he</em> in this sentence refers to the subject of the sentence before it. Thus <em>he </em>is referring Mario.
i think it is a phrase not clause
I think the answer is has cooked
the third one
the first one is missing a period after here and the second one needs the question mark inside of the quotation.