A. resistance power increases
B. the infrared light kills bacteria in the body
C. the ultraviolet rays convert skin oil into Vitamin D
D. the pigment cells in the skin get stimulated and produce a healthy tan
✅ The correct answer is option C.
Exposure to sunlight helps a person improve his health because the ultraviolet rays convert skin oil into Vitamin D.
Exposure to sunlight helps a person improve his health because the ultraviolet rays convert skin oil into Vitamin D.