B, the sun is stationary relative to all other objects in the solar system as everything orbits the sun.
Even though amoeba, paramecium, and spirogyra are quite different, they are all often classified in the same group, Protista because this group holds various types of eukaryotic organisms that are heterotrophic and unicellular.
This type of classification is not based on evolutionary and genetic similarities, but only on the properties of being unicellular, so there are many vastly different organisms in this group.
This mammal is found in open and semi-open habitats, especially grasslands with scattered bushes and trees, in south, central-west, and southeastern Brazil, Paraguay, northern Argentina, Bolivia east and north of the Andes,[4] and far southeastern Peru (Pampas del Heath only).[5] It is very rare in Uruguay, possibly being displaced completely through loss of habitat.
Co2 is a product in cullular respiration,
Remember that the product is the result of the process