Which of the Following Is an Example of How Cultural

Which of the following is an example of how cultural change influences evolution?

A) Africans being carriers for sickle trait in areas where malaria is present
B) Inuits in Greenland having a larger body, reducing the surface area to volume ratio
C) people in the northern regions having less pigmentation, allowing them to obtain more UV light to produce vitamin D
D) people becoming lactose tolerant in areas where the domestication of cattle occurred