According to the idea of kin selection, Hannah is mostly likely to behave altruistically toward her:

Question

Quizplus · Accepted Answer

Kin selection theory suggests that individuals will behave altruistically towards relatives because they share genes with them. As Hannah's brother's son is her nephew, they share a considerable amount of genetic material. Therefore, Hannah is more likely to behave altruistically toward her nephew compared to other individuals who are not her kin.

According to the Idea of Kin Selection, Hannah Is Mostly