During Prenatal Development,the Sexual Anatomy Goes Through a Process of Defeminization

During prenatal development,the sexual anatomy goes through a process of defeminization and masculination,some researchers believe that

A) transgender identities only arise when this anatomical process does not happen properly.
B) the brain centres responsible for gender identity also go through this process.
C) something mysterious happens during this process for transgender individuals.
D) this process is not at all related to gender identity.