A means of training people to gain some degree of control over internal bodily responses through the use of physiological monitoring that provides information about changes in these responses

Biofeedback training

Explanation:

Biofeedback training is a non-drug training in which people are trained to gain some degree of control over internal bodily responses through the use of physiological monitoring that provides information about changes in these responses. Biofeedback training helps in reducing stress and tension, controlling high and low blood pressure among other physiological benefits.

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.

more than 1 person for sure