What led most directly to the fall of the Aztec empire? A. The rise of the Inca empire
B. The arrival of Cortés
C. The mass sacrifice of 1487
D. The tribute system

the real gdp increased by 4.1%

explanation:

might not be right, i think i'm correct, but i might be thinking of last quarter

the answer is b: the religion they practice.

here's why:

there were many different native american tribes and those with similar characteristics formed a main tribe or nation. each had its own language, religion and customs.

answer; andrew jackson approved nullification by signing it into law,and john calhoun opposed it saying it was unconstitutional;

the correct answer is b, "fertility rates are increasing, so populations will grow more quickly in the future."