In Terms of Neuroanatomy and Sexual Orientation, Which Is True

In terms of neuroanatomy and sexual orientation, which is true?

A) the EEG patterns (when performing a mental rotation task) of homosexual and heterosexual women are similar
B) the nuclei of the hypothalamus is twice as large in heterosexual men than in women and homosexual men
C) the EEG patterns (when performing a mental rotation task) of homosexual men are more similar to heterosexual women than heterosexual men
D) all of the above are true