1a. Organism is prokaryotic. Go to step 2. Step 1 1b. Organism is eukaryotic. Go to step 3. 2a. Organism lives in extreme environments. Archaebacteria Step 2 2b. Organism lives in common environments. Eubacteria 3a. Organism is autotrophic. Go to step 4. Step 3 3b. Organism is heterotrophic. Go to step 5. 4a. Organism is typically unicellular. Protista Step 4 4b. Organism is typically multicellular. Plantae 5a. Organism has a cell wall. Fungi Step 5 5b. Organism does not have a cell wall. Animalia What mistake did the student make creating his dichotomous key? O A Kingdom Fungi can be autotrophic or heterotrophic. B. Kingdom Protista can be prokaryotic or eukaryotic. O C. Kingdom Protista can be autotrophic or heterotrophic OD Kingdom Fungi can be prokaryotic or eukaryotic. HELP PLEASE! ​