<span>One of the earliest theories about abnormal behavior causes was formed by Hippocrates who believed that it was a result of imbalances in the four humors. Another major school of thought was that it was not a learned behavior, but in fact was caused by past experiences.</span>
Mexico claimed it before 1821, but after im pretty sure only america claimed new mexico
the answer is definitely and answer
I believe the answer is B. Hope it helps
It was invented in America by an American scientist name Christopher Latham Sholes.