28. A father believes that certain behaviours are more appropriate for boys than for girls. His wife has heard him share these beliefs and she wonders whether they are partly responsible for the fact that he relates differently to his son, with whom he tends to use more verbal and physical prohibition than he does with his daughter. In this example, the father's beliefs would be examples of , while the fact that he treats his children differently depending on their gender demonstrates the concept of A) gender identities, gender constancies B) sex-role stereotypes, gender preferences C) sex-role stereotypes; sex typing D) gender identities, sex typing E) gender identities, gender behaviour