Sometimes parasites themselves are parasitised by other organisms, such parasites are known as
The correct option is D Hyperparasites
Symbionts are organisms where either two of them live in symbiosis with one another.
Endoparasites are parasites, such as tapeworm, that lives inside the host.
Ectoparasites are parasites, such as a flee, that lives on the outside of the host.
Hyperparasites are parasites whose host is also a parasite. This form of parasitism is especially common among entomophagous parasites.
Thus, the correct answer is option D.