Suppose five boats are adrift at sea, each one containing a number of your relatives, and you have the power to save one boat from a dire fate. According to kin selection theory, it would be in the best interest of your genome to save a boat that contains:
A. Two of your brothers
B. 7 of your cousins
C. Both of your parents
D. One sister, one brother, and one cousin
E. 4 half siblings