 This idea is reinforced by unclear definitions of "gender", "sex", and "sexual orientation" in a cultural and legal context, as well as by gender norms, which serve to set social expectations associated with masculinity and femininity.
<clarity>  This idea is reinforced by unclear definitions of "gender", "sex", and "sexual orientation" in a cultural and legal context, as well as by gender norms, which serve to set social expectations associated with masculinity and femininity.
 Reinforcement is said to be made by unclear definitions of "gender", "sex", and "sexual orientation" in a cultural and legal context, as well as by gender norms, which serve to set social expectations associated with masculinity and femininity.