Answer:
D. they are unicellular
Explanation:
unicellular organisms are not part of the kingdom animalia .Animalia consists of aves(birds),amphibians,reptiles,mammals and so on and all these organisms are multicellular that is having more than one cell.
<span>rubber-tipped forceps can be used to restrain a gerbil for venipuncture.</span>
<span>The insect might be an unknown variation or a new species.</span>