Directions: The under given sentence has been divided into four parts, one of which may contain an error. No sentence contains more than one error. If the sentence contains an error, select the underlined part that must be changed to make the sentence correct. If the sentence is correct, select choice 5 as the answer.

(1) 'English grammar for students of Spanish' explains the terms (2) that are in Spanish textbooks and shows students (3) how they relate to English while teachers want to (4) stress on some grammatical rule. (5) No error