Samantha, a teenager, has a 69-year-old grandmother who lives with her. Despite the fact that Samantha's grandmother is very active and flexible in her thoughts and ideas, Samantha always assumes that she is slow and rigid. As a result, Samantha refuses to go for walks with her and does not share any personal information with her because she thinks that her grandmother would not understand her life. This scenario exemplifies the concept of . Group of answer choices resocialization cultural relativism xenocentrism ageism