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 :)
Explanation:
Lisa Gherardini, the real-life model who posed for Leonardo da Vinci's iconic painting, was pushed into a wedding with wealthy Florentine merchant Francesco del Giocondo.
That Answer is Incorrect. The correct answers are:
Nations must cooperate to bring about and maintain world peace.
Nations must not wage wars or commit war crimes in a desire to control other nations.
