(Psychology) An adult vervent monkey sees a Jaguar approaching. He cries out loudly, warning all the other vervent monkeys in the area of danger.

Why is this behavior considered altruistic?
A) The monkey will gain social praise for its behavior.
B) The monkey is putting itself at risk for other individuals.
C) The monkey understands that the Jaguar is not a threat.
D) The monkey does not believe others can help spread a warning.