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 1 to 5.

a. Karen: Hi Thomas! Oh my gosh, it's been ages! I've been well, thanks. How about you? And how's your family?
b. Thomas: Hi Karen! It's so good to see you after so long! How have you been?
c. Thomas: I'm doing great, thank you! Everyone's doing well-my parents are enjoying retirement, and my brother just moved back to town.