What consequences did the proclamation of 1763 have on the colonist setting further west

According to the map, most mining occurs in the. part of the state

How did inca develop their road system? a) they used mortar to hold the stones together.b) they built suspension bridges over rivers. c) they mixed copper and stone together to make the blocks.d) they laid roads in the cities, not in the less densely populated deserts.

Which of the following contributed to the grown and success of the roman empire