Based on the examples, what is the best definition of an aphorism?

I think it is: A concise or witty statement on a perceived truth or opinion about life

The correct answer is letter C: It supports the myth by providing facts about how the Kiowas first named themselves with words that mean “coming out.” The historical manner in which the author explained the origins of the Kiowa gives a foundation as to the mythical descriptions that have been passed on from generations to generations. People are now more aware of the context and background of these native ancestors of the past.