The correct option is A A-Monera; B-Protista
∙ Kingdom Monera generally comprises of unicellular organisms with a prokaryotic cell organisation. They lack well-defined cell structures including the nucleus and other cell organelles. Examples: Cyanobacteria, mycoplasma and bacteria.
∙ Organisms belonging to kingdom Protista are simple, unicellular, and eukaryotic. Most of the protists live in water, some in moist soil or even inside humans and plants. Examples: amoeba and euglena.