Respuesta :
Answer: B) many causes; one effect.
Explanation: In the given paragraph, we can see the description of some of the causes of skin cancer, for example, radiation from the sun, not using sunscreen, and genes inherited from our predecesors. From the given information, we can see that the causal relationship shown in the sentence is the corresponding to option B: many causes (the ones listed above); one effect (skin cancer).