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. Anna: Hi, John! You look so cheerful these days!
b. John: Thanks, Anna! I’ve been learning some new skills and getting more sleep.
c. Anna: Hi, John! You look great too. Have you been doing anything special lately?