Why did CK refuse to buy his kids cell phones? 查看材料 A.He didn't like cell phones at all and thought they were poisonous， especially，for kids. B.He believed that cell phones were ruining kids' abilities to experience their own lives. C.He worried that his kids would play their phones in class and be absent-mindeD. D.He was a different kind of father who would like to raise his kids in a different way.