The correct option is D Omnivores
Animals that eat both plant and animal products are known as omnivores. Eg., humans and rats.
Herbivores are organisms that eat only plants. Eg., cow and goat.
Carnivores are organisms that eat other animals only. Eg., fox and lion.
Decomposers are organisms that depend on dead and decaying matter for their nutrition. Eg., worms and bacteria.