What statement best describes one of these species of heterotrophs?

Answer 1

they are unable to synthesize organic nutrients from inorganic raw materials

They are unable to synthesize organic nutrients from inorganic raw materials.

they are unable to synthesize organic materials from inorganic raw materials
A heterotroph is an organism that cannot fix carbon and uses organic carbon for growth.[1] This contrasts with autotrophs, such as plants and algae, which can use energy from sunlight (photoautotrophs) or inorganic compounds (lithoautotrophs) to produce organic compounds such as carbohydrates, fats, and proteins from inorganic carbon dioxide
It would likely to be a combination of a plant and an animal.

Answer 2

species d is most likely the predstor of the food chain

CASTLE LEARNING XD