Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that best combines each pair of sentences in the following questions.

You don’t understand the lesson. You keep talking in the class.

A.A. Unless you keep talking in the class, you won't understand the lesson.

B.B. Provided you kept talking in the class, you would understand the lesson.

C.C. As long as you kept talking in the class, you would understand the lesson.