The correct answer for the question that is being presented above is this one: "B) the ratio between the second and fourth digits on the hand." One of the best physical indicators of exposure to prenatal androgens is <span>the ratio between the second and fourth digits on the hand.</span>
C, details that help readers visualize the settings better. A wouldn't work because it doesn't help the setting, B doesn't help the setting either and D would only add more confusion so UT would have to be C by process of elimination.