Which of the following statements indicates the way in which the body's natural defenses protect the skin from the effects of UV damage?
◦ The skin is protected by the synthesis of three pigments that contribute to the skin's color.
◦ Carotene, which accumulates in the stratum corneum and hypodermal adipose tissue, is synthesized in large amounts in the presence of sunlight.
◦ Prolonged exposure to the sun induces melanin dispersion, which in turn acts as a natural sunscreen.
◦ The skin is protected by increasing the number of epidermal dendritic cells, which help to activate the immune system.