Final answer:
Gender typing is the process of learning gender roles. Two characteristics related to the foundation of sexism are gender stereotypes and gender role expectations.
Step-by-step explanation:
Gender typing refers to the process through which children learn and internalize the behaviors, roles, and expectations that are deemed appropriate for their gender. It is influenced by socialization agents such as family, education, peer groups, and mass media. Two characteristics related to the foundation of sexism are gender stereotypes, which involve overgeneralizing about the attitudes and traits of women or men, and gender role expectations, which are society's concepts of how men and women should look and behave.