(1) I need some help with this question.

"is equal to", "is not equal to", "is equivalent to" , or "is both equal and equivalent to" in order to make a true statement.

{12, 13, 14}_____________________{12, 13, 14}

(2)"is a subset of", "is a proper subset of", "is an element of" , or "is not a subset of" in order to make a true statement.

{0}______{ }