The stanford marshmallow experiments on delay of gratification demonstrated that children could successfully resist the temptation to eat a marshmallow in an effort to obtain the delayed payoff of two marshmallows. these children were able to distract themselves from the marshmallow by focusing on what?

"Cool thoughts"

Explanation:

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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 government can clearly justify the restriction;