Question

Exposure to sunlight helps a person improve his health because

A.the infrared light kills bacteria in the body

B.resistance power increases


C.the pigment cells in the skin get stimulated and produce a healthy tan


D.the ultraviolet rays convert skin oil into Vitamin D

Answer 1

D.the ultraviolet rays convert skin oil into Vitamin D

hope it helps...

Answer 2

D.the ultraviolet rays convert skin oil into Vitamin D.