Edward is more willing to help a brother or sister than he is to help a distant relative or a friend.This BEST illustrates the idea of:

Question

Quizplus · Accepted Answer

Kin selection refers to the idea that individuals are more likely to help those with whom they share genetic similarities, such as siblings, because this behavior can increase the chances of their own genes being passed on to future generations. This is reflected in the scenario described in the question, where Edward is more willing to help a brother or sister (who he shares genetic similarities with) than a distant relative or friend. Altruism refers to behavior that benefits others without any apparent gain for the individual, while social exchange involves weighing the costs and benefits of helping others. Diffusion of responsibility refers to the tendency for individuals to feel less responsibility to act when in a group because they assume someone else will take action. While these concepts may be relevant in other scenarios, kin selection is the most directly applicable to the situation described in the question.

Edward Is More Willing to Help a Brother or Sister