Answer:
Sunlight
Step-by-step explanation:
Abiotic means non-living component of the environment or chemicals that are not derived from life. Abiotic components have a great impact on Biotic components and they interact. Sunlight is Abiotic because they are just photons of energy that interact with plants during photosynthesis. The rest of the choices are derivatives of plants which are Biotic components in the environment.