Respuesta :
The third one is correct!Â
Mr. Cliff said, "They [high school students] should realize that if they drop out, they are giving up on themselves."
Mr. Cliff said, "They [high school students] should realize that if they drop out, they are giving up on themselves."
The correct sentence would be Mr. Cliff said, "They [high school students] should realize that if they drop out, they are giving up on themselves." This is because it involves the correct role of the punctuation marks and a passive form.