单项选择题A.It changes the body’s metabolism through rapid weight gain.B.It tricks the body into responding as if it were in a different time zone.C.It promotes increased alertness by adding snacks to the diet.D.It builds resistance to illness by increasing intake of vitamins.
A.It changes the body’s metabolism through rapid weight gain.
B.It tricks the body into responding as if it were in a different time zone.
C.It promotes increased alertness by adding snacks to the diet.
D.It builds resistance to illness by increasing intake of vitamins.