so you wont get hurt while doing something
Explanation:
Biotic factors such as the presence of autotrophs or self-nourishing organisms such as plants, and the diversity of consumers also affect an entire ecosystem. Abiotic factors affect the ability of organisms to survive and reproduce. Abiotic limiting factors restrict the growth of populations.
Food web only contains interactions between trophic levels while an interaction web shows both trophic and non-trophic interactions.
Your answer would be C: Arachnids