Work Step by Step
Option a. is incorrect. Not all protists are multicellular, and not all of them are heterotrophic. Option b. is incorrect. Viruses are not multicelllular, eukaryotic, or heterotrophic. In fact, they are not considered as living. Option d. is incorrect. Plants are not heterotrophic; they are autotrophs. Option c. is correct. Animals are multicellular, eukaryotic, and heterotrophic.