Imagine the Discovery of an Undescribed Nonphotosynthetic Multicellular Organism

Imagine the discovery of an undescribed nonphotosynthetic multicellular organism. To determine whether it is a(n) _______, you need to examine it microscopically to determine if its _______

A) animal or fungi; cells have cell walls.
B) animal or plant; cells have nuclei.
C) plant or fungi; cells have cell walls
D) animal or fungi; cells contain DNA.