At bull run, both the Union and Confederate armies were...

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; ///it examines the interaction between genetics and culture in shaping human biology;

1.new zealand has a large temperate climate while for north has subtropical weather during summer.

i can only answer one

answer; exploratory;