Help please I will give brainliest to anyone who got it right

Which economic sector employs the least number of people in mexico, barbados, and venezuela? a. agriculture b. services c. industry

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.

What did the british agree to in the treaty of paris?