Fill-in-the-blanks. all countries have a economic system = some combination of a and a economic system

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.

answer; ///the above statement is (false);

a. he allowed the people he conquered to keep their customs and religions.

he captured babylon and freed the jewish people to return to judah.

the secretary of defense is the principal defense policy advisor to the president. under the direction of the president, the secretary exercises authority, direction, and control over the department of defense.

as you did not provide any choices for me to choose from to give you a direct answer, this is the only information i can provide.