How do wiener and de rosney define communication and communication problems?

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.

is there answer choices?

answer; /// decreasing responsiveness to a stimulus to which one is repeatedly exposed;

answer; the negotiator was not in full control of his or her actions and hence should not be held responsible;