Why is the population density lower in northern Mexico than southern Mexico? A
Much of northern Mexico is covered by dense, humid rain forest protected by the government.

B
Much of northern Mexico is covered by hot, arid desert that makes living there very difficult.

C
Most of Mexico's valuable oil reserves are located in the southern region of Mexico.

D
Most of Mexico's fertile farmland is located along the southern coast of Mexico.

How is the city of savannah related to the union strategy of a full blockade of confederate ports? a) savannah was the last port needed to be secured in order to totally blockade the coast of georgia. b) savannah was the least significant city in georgia, and the union strategy centered on securing atlanta and capturing the tennessee river. c) savannah was the least significant city in georgia, and the union strategy centered on securing atlanta and capturing the chattahoochee river. d) savannah was the most significant port in georgia, and the union strategy centered on securing bases at savannah and the outlying islands to fully blockade georgia.