What is a trophic level?

What does trophic mean?

Each of several hierarchical levels in an ecosystem.

Relating to feeding or nutrition.

Explanation: ...

a tropic level is each of several hierarchical levels in an ecosystem, comprising organisms that share the same function in the food chain and the same nutritional relationship to the primary sources of energy.

hierarchical - of the nature of a hierarchy; arranged in order of rank.

organisms - the material structure of an individual life form.

primary - of chief importance; principal.

ecosystem - a biological community of interacting organisms and their physical environment.

a motor homunculus represents a map of brain areas dedicated to motor processing for different anatomical divisions of the body.

homunculus represents the importance of various parts of your body as seen by your brain. as a result, they take up a lot of brain space. although the cortical homunculus is a curiosity, penfield's work in mapping the brain's relationship to the body was invaluable.

it is either c or d and i know for sure it is not a or b