Which feature makes the Mexican Plateau significant?

Question

A. It is home to most of Mexico's major cities.
B. It is the most sparsely populated area of Mexico.
C. It has the longest coastline in Mexico.
D. It is the most arid region of Mexico.-----

What’s the most common cause of the Mexican and Central American diaspora?
A. Cultural diffusion
B. Poverty ---
C. Colonization
D. Warfare
In Mexico, “race day is a celebration of
A. Mexican independence
B. Mexico’s cultural diversity
C. Mexico’s Spanish heritage---
D. Mexico’s catholic translations

Answer 1

The first is wrong. The other two are right.