Mark the letter A, B, C, or D on your answer sheet to indicate the best arrangement of utterances or sentences to make a meaningful exchange or text in each of the following questions from 13 to 17.

a. Lan: That’s right. My dad is a factory worker, so he works in shifts. Today he’s on the night shift.
b. Lan: Come in, Mark. Did you find my place easily?
c. Mark: Yes, I actually met your dad in the street and he showed me the way. He said he was on his way to work.