When should i use a semicolon?

If the court issues an injunction against the school's rule, will the petitioning students be glad or upset?

Where does the receiver live in the giver?

Which correctly identifies the underlined words in the sentence below? marta walked into the room and saw her friends waiting to congratulate her. a. a clause that is describing a noun b. a phrase that is describing a verb c. a clause that is describing a verb d. a phrase that is describing a noun2b2t