Identify the option which correctly describes the sequence of the level of ecology from smallest to largest:

• A. Invidual ecology, ecosystem ecology, population ecology, biosphere ecology, community ecology
• B. Biosphere ecology, ecosystem ecology, population ecology, community ecology, individual ecology
• C. Community ecology, ecosystem ecology, population ecology, individual ecology, biosphere ecology
• D. Individual ecology, population ecology, community ecology, ecosystem ecology, biosphere ecology

Answer: (D)