Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions
Ken and Tom are high-school students. They meet each other at a gallery but Ken is in a hurry. Ken: “I’ve got to go, Tom. So long” Tom: “So long, Ken. And _______.”
A.be careful
B.take care
C.don’t hurry
D.don’t take it seriously