edg says that it is not A
It should be D. Naturalization leads to a larger pool of voters.
Because the number of people increase when there is more naturalization.
The primary reason ancient people of the Nile river valley built levees, dikes and reservoirs was so that they could irrigate crops
They bought it from the spanish but the spanish didn't want to give it up at first so the spanish american war started and it wasn't till the americans fought their way all the way to the heart of mexico (mexico city) and bought it from them but it wasn't really a choice it was to end the war and so the americans forced the spaniards to sell to them