Which would be the correct description for the word autotroph? 1-organisms that produce their own organic molecules for energy in nutrition using energy from light or from inorganic chemicals sources 2-the total of all chemical reactions within a organism

Which of the following matches the organisms described with the correct domain? a. archaea--multicellular, eukaryotic organisms that do not have cell walls b. eukarya--single-celled and multicellular organisms, with a defined nucleus and a variety of nutritional sources c. bacteria--unicellular, eukaryotic organisms with cell walls that do not contain peptidoglycan d. bacteria--unicellular, eukaryotic organisms that always lack cell walls