Write A, B, C, or D on your answer sheet to indicate the best arrangement of utterances or sentences to make a meaningful exchange, text or letter in each of the following questions. (1.0 pt)

 a. Jackie: Hi, Mark! Long time no see. You look so good!

b. Jackie: Yes, I have. I exercise every morning and eat more healthy food.

c. Mark: Hi, Jackie! Thanks. You look so fit, too. Have you worked out a lot lately?