Answer:
It looks like children working in a coal mine so i guess Gases, Mines could collapse, and possibly get sick from fumes or something.
Brazil had won its independence in a bloodless revolution. How was the Haitian Revolution different from revolutions in the rest of Latin America? It was the first black colony to free itself from European control; Haiti was a French colony while the rest of the colonies were either under Spanish or Portuguese.
Ok so according to my calculations the answer is C.
They were written to establish a new government among colonists, they failed bev ause they restricted the economy and provides no public service