What happened when Cortés and his soldiers first arrived in the Aztec capital of Tenochtitlán? A. The Spanish army became ill with smallpox.
B. The Aztec ruler Moctezuma welcomed them as guests at first.
C. The Aztec army attacked Cortés and his soldiers.
D. Cortés immediately killed the Aztec leader Moctezuma and burned the city.

answer; /// i believe that the correct answer is (a) making presentations;

d is the correct answer.

b is incorrect because it makes food by itself

c is incorrect because us humans don't know how to produce their own food using the sun like plants.

a is incorrect because consumers can depend on carnivores for eating food for consumers to eat the dead organism. same thing with omnivores.