Which of the following explanations about the development of same-sex orientation is LEAST likely to be supported with research?
◦ There may be gene sequences on the X chromosome that are involved in determining sexual orientation, at least in males.
◦ The brain structure of people with a same-sex orientation may be slightly different than those with opposite-sex orientations.
◦ Individuals make a choice about which orientation they prefer, often in late childhood or early adolescence.
◦ Male hormones that circulate during the prenatal period may influence brain development toward, or away from, a structure that is consistent with same-sex or opposite-sex orientation.