Will give brainliest which revision of these sentences uses a relative clause? fred won a stuffed animal at the carnival. he gave the stuffed animal to his girlfriend. because fred won the stuffed animal at the carnival, he gave it to his girlfriend. while fred was at the carnival, he won a stuffed animal for his girlfriend. at the carnival fred won a stuffed animal, which he gave to his girlfriend. at the carnival fred won a stuffed animal, and he gave it to his girlfriend.