It is Protozoa because it is not logical for it be any of the other. Hope this helped.
Option 3; the other grams were realeased as a gas
DNA, RNA,Protein,Trait
The DNA is transcribed into the RNA during the process 'transcription'. Then, RNA is later translated into proteins during the process 'translation'. Then the protein is turned into traits.
Blue would be the hottest. And red would be considered the coolest.