What is the problem in this article? what solution does the article propose?

Which of the following is an oxidation-reduction reaction? (pictured below)

Some birds look for food near cattle and other livestock. the movement of the cattle churns up the ground, making insects available to the birds. the cattle appear to be unaffected by the presence of the birds. what kind of relationship exists between the birds and the cattle? o a. parasitism o b. commensalism o c. predation o d. mutualism

As the human population grows, what happens to our natural-resource requirements? o they increase o they decrease o they do not change. they go in cycles