Please help ARE THESE a semicolon or comma

; or , I NEED HELP ASAP I GIVE

1) semicolon

2) comma

3) semicolon

Explanation:

semicolons are used to separate two independent clauses. Independent clauses are phrases that make sense on their own. The comma is needed in #2 because the phrases don't make sense on their own. In that case, a semicolon wouldn't work there.

i literally just read the book and studied it for months so i could you, but i need to know where these questions are coming from. they are too general.

constantly changes their schedule.

always on phone a lot more than normal.