Part a in "the medicine bag," before grandpa comes to visit, how does the narrator feel about talking to his friends about his sioux grandfather? a. he makes fun of how grandpa dresses and where he lives to amuse his friends. b. he becomes angry when the other children make fun of grandpa's heritage. c. he likes the fact that his stories about grandpa appeal to the other kids. d. he never reveals to his friends that grandpa is a sioux.