The answer is a) genealogy
Genealogy is the study of family history.
They did this so when the Mongols took over China, the Chinese could not gain high power and over throw the mongols.
Slaves standing up and trying to fight for their freedom.
When the smelly sweat glands become active and axillary hair begins to grow is known as pubarche.
pubarche is usually caused by elevated levels of androgens rather than estrogens in women and androgens from the adrenal glands, ovaries, or testicles in men, but can also be caused by exposure to anabolic steroids.
pubarche is the appearance of pubic hair and is considered a symptom of the adrenal cortex. Thelarche is the development of breast tissue, commonly thought to represent the female gonads. Many studies and clinicians use the onset of breast development as the onset of puberty in girls.
Learn more about sweat glands here: brainly.com/question/10064456
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