Concept:Ecology focuses on how living organisms interact with their surroundings, including both living and non-living components.
Explanation:Ecology is not limited to just describing an environment or listing organisms in one area.
It examines the relationships between organisms and their environment, such as energy flow, nutrient cycling, and population dynamics.
It also considers interactions among different species and with factors like climate, soil, and water.
Therefore, the best definition is the one that includes these inter-relationships.
Answer:Option B: The inter-relationship between living organisms and the environment.