Stan believes that humans use only 10 percent of their brain. He can't remember where he learned this information but is convinced that it is accurate. T would you suggest Stan do to confirm or disconfirm this information? Select one: a. Conduct his own study on this to confirm the information b. Try to find the source of the information so that he can quote it when sharing the information with others Incorrect c. Make sure that he shares this valuable information with others d. Use critical thinking when presented with such round, undocumented numbers