What mathematical concept
expresses the idea of "none"?

During world war 2 mexican workers came to the united states as part of the

What major crop did the portuguese produce using slaves from africa? a. tea c. coffee b. bananas d. sugarcane select the best answer from the choices provided 0 a ooo cc cc

The delegates of the second continental congress who were ready to declare independence were from which area? a. new england b. the southern colonies c. quebec d. the middle colonies