Which sequence best represents the flow of energy through an ecosystem?
(1)Sun → green plants → herbivores → carnivores
(2)Sun → herbivores → producers → consumers
(3)green plants → carnivores → consumers → herbivores
(4)consumers → carnivores → herbivores → producer
(1)Sun → green plants → herbivores → carnivores
(2)Sun → herbivores → producers → consumers
(3)green plants → carnivores → consumers → herbivores
(4)consumers → carnivores → herbivores → producer