Answer:
Option A, an organism’s living and nonliving interactions with its environment
Explanation:
The environment in which an organism habitat comprising of all its interaction with all biotic and abiotic factors is known as a niche. All organisms in an ecosystem acquire a niche which defines its role in the ecological system, Â energy flow and recycling of nutrients. It also include the type of relationship an organism in an ecosystem have with all other organisms such as parasitic, mutualistic, etc.
Option A
