On the Surface, the Problem of Attributing Altruistic Behaviour to Evolution

Multiple Choice

On the surface, the problem of attributing altruistic behaviour to evolution by natural selection is that

A) natural selection has not played an important role in human evolution.
B) from an evolutionary standpoint, altruistic behaviour seems unlikely to be favoured by natural selection.
C) altruistic behaviour is too subtle and too complicated a trait to be caused by evolutionary variables.
D) altruistic behaviour always increases the personal fitness of the altruist.
E) none of the above