He became a leading figure of the revolution. under his leadership the revolution entered its bloodiest phase. he and his supporters saw enemies of the revolution everywhere and by the spring of 1793 he was acting more and more like a tyrant. he was removed from power and was executed by the guillotine in july of 1794.

Maximilien François Marie Isidore de Robespierre was one of the best known figures of the French Revolution. He was a lawyer and politician, whose leadership was subject to many controversies. On the one hand, Robespierre was promoter of the universal male suffrage and the abolition of slavery in French colonies. On the other hand, as his government continued, he became a tyrannical figure and was accused of executing political rivals. His government came to be known as the Reign of Terror. He was overthrown and later executed on July 28, 1794.  

theodore roosevelt challenged william to a duel, whoever won, got their policy sent to congress. it ended up in a stalemate, and both men were injured and sent to the hospital.

the answer is b: the religion they practice.

here's why:

there were many different native american tribes and those with similar characteristics formed a main tribe or nation. each had its own language, religion and customs.