Testosterone is the hormone that causes most of the changes in a boy's body during puberty, and men need sperm to be able to reproduce. In girls, the hormone, estrogen, targets the two ovaries, which contain eggs that have been in the girl's body since she was born. Have a good day :)
C) Slaves
Slavery grew due to the rise in demand of cotton.
Hitler became chancellor of Germany because President Paul von Hindenburg appointed him.
The Khmer Rouge took Cambodia in a bitter civil war with dire consequences.
The similarities are invisible.
Answer:
"by seeking international protection for endangered species"
Explanation: