Hayden says that 3/2 is a whole number because it does not repeat as a decimaI. Is he correct?

No he is not correct.

Explanation:

A whole number has no decimal and it is not a fraction. (and no negatives.) 3/2 is a fraction/decimal number so it is not a whole number.

answer; /// i believe that the correct answer is (a) making presentations;

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.