Which of the Following Statements About Prenatal Development Is True

Which of the following statements about prenatal development is true?

A) Up until about eight weeks after conception, all human brains are masculine.
B) Puberty is part of a gradual process that begins at conception.
C) Sex hormones do not appear in the brain during fetal development.
D) Fetal exposure to cortisol is directly linked to the timing of puberty.