"actually, violence solves some problems really well. it's just that for most people, those aren't the kind of problems you've got."- tim j. moermanwhat does it mean?

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.