Zinc oxide protect the lifeguards from damaging uv sunlight. how does this cream protect from the uv rays of the sun? a. the cream is opaque and allows the uv rays to pass through your skin safely. b. the cream is transparent and transmits the uv rays as they reach the skin's surface. c. the cream is opaque and reflects the uv rays before they reach the skin's surface. d. the cream is transparent and absorbs the uv rays after they reach the skin's surface.