People who believe that war is instinctive with men draw evidences from______.
A) biology C) philosophy
B) scientific experiments D) human history

A．There are different factors which may lead to war.
B．War has been rooted in and will develop with human history.
C．Both men and ants maintain complex social organizations.
D．Only men and ants have developed and practiced the art of war.

A．the idea of man' s war instinct results from its history
B．war is not instinctive with ants or with men
C．war is the reflection of man's nature
D．the idea of a war instinct in man doesn't have sound grounds