Skin cancer. Prolonged exposure to ultraviolet radiation from the sun can lead to melanoma and other skin malignancies. Clear evidence establishes ultraviolet radiation, especially the non-ionizing medium wave UVB, as the cause of most non-melanoma skin cancers, which are the most common forms of cancer in the world
C. Increases digestibility
D) Weightlifting
Weightlifting would not complement her current workout routine because she is working to improve her flexibility. By adding weightlifting to her routine she would only be increasing her strength and muscle mass.