Which statement best reflects the relationship and commitment styles of lesbians?

Which statement best reflects the relationship and commitment styles of lesbians?
 
  a. Lesbians tend to form instant and intense emotional bonds and build long-term relationships because this a characteristic of being gay in general.
  b. Lesbians tend to form instant and intense emotional bonds and build long-term relationships because this a characteristic of being female in general.
  c. Lesbians tend to have many sexual partners and to engage in casual sex because this a characteristic of being gay in general.
  d. Lesbians tend to have many sexual partners and to engage in casual sex because this a characteristic of being female in general.