Psychology's Early Attempts to Measure Masculinity and Femininity

Psychology's early attempts to measure masculinity and femininity

A) formed a bipolar continuum, with masculinity at one end and femininity at the other.
B) were successful, yielding dozens of valid scales.
C) showed only limited success, mostly in the ability of the tests to identify homosexuals.
D) were objectively tied to measurements of a wide variety of behaviors and attitudes from both heterosexual and homosexual individuals.