Answer:
Deer graze through the grassland.
Step-by-step explanation:
Biotic factors are living components of the environment that shapes the ecosystem. Abiotic factors are the non-living component of the environment.
These biotic factors are plants, animals and micro-organisms.
- A deer grazing through the grassland is a a biotic factor interacting the environment.
- The other choices contains abiotic factors.
Abiotic factors are soil, sunlight, nutrients etc.