The correct answer would be protista and eubacteria.
Kingdom protista consists of variety of eukaryotic organisms which cannot be placed in other kingdoms such as plant, animals and fungi. They can be unicellular or multicellular. Similarly, they can be autotrophic or heterotrophic.
Eubacteria is a domain which mainly includes prokaryotic bacteria cells. They are unicellular organisms.
Similar to protists, they can also be autotrophic or heterotrophic.