Final answer:
The term for people whose sexual attraction can include both sexes is bisexual. Bisexual individuals are attracted to both their own gender and another gender.
Step-by-step explanation:
The term that describes people whose sexual attraction can include both sexes is c) Bisexual. People who are bisexual are attracted to individuals of their own gender as well as another gender. This is one of several categories used to describe a person's sexual orientation, which refers to their physical, mental, emotional, and sexual attraction to a particular sex (male or female). Other categories include heterosexuality (attraction to the opposite sex), homosexuality (attraction to the same sex), and asexuality (a lack of sexual attraction or desire for sexual contact).