When 15-year-old Nolan thinks about his future, he sees himself going to college, playing college baseball, and eventually working in a law firm. He wants to wait to get married until he's older and is undecided about children. Nolan's thinking illustrates the concept of

I think Nolan is using gender intesification. I don’t know about this one though so I am very sorry if it turns out I a wrong. Have a nice day!!

Explanation:

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.

this question does't support enough resioning to answer.