As soon as Grant started to play patty-cake with his classmate Emma, he was teased and ridiculed by the boys in the class. Grant quickly learned that patty-cake is a form of play that is reserved for girls and not boys. Grant's process of learning the roles of "maleness" and "femaleness" is ____.
◦ a biological construct
◦ gender socialization
◦ a sex schema
◦ sexual-social identity