Identical twins are somewhat ________ than fraternal twins to share a homosexual orientation; however, ________. question 10 options:
a.more likely; because sexual orientation differs in many twin pairs, other factors are also at work
b.less likely; because sexual orientation differs in many twin pairs, other factors are also at work
c.less likely; sexual orientation is influenced less by heredity than by environment
d.more likely; sexual orientation is influenced less by heredity than by environment