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. Emma: That sounds amazing! What have you learned about its impact on jobs?
b. Emma: Hi, Tom! It's been a while. You look really happy!
c. Tom: Thanks, Emma I just finished a course on AI. It's fascinating how it's changing everything.
(Adapted from Global Success)