Four-year-old amy is learning what it means to be a girl. her parents have decorated her room all in pink and buy her lots of dolls. when she shows interest in playing with her brother's toy cars, they direct her back to her toy kitchen set. she told her friends about this experience one day and they teased her saying, "why would you want to play with boy toys? " which of the following best explains amy's gender development?
a) the biological approach
b) the evolutionary approach
c) social role theory
d) the social cognitive approach