Which of the following statements regarding emotion and altruism is true? A. Financial gain causes less altruistic behavior than other causes of happiness. B. The cause of happiness does not make a difference in whether or not someone demonstrates altruism. C. Happiness caused by financial gain increases altruism more than other causes. D. There is no correlation between levels of happiness and willingness to perform helping behavior. Please select the best answer from the choices provided A B C D