A small fish eats part of a plant and then is eaten by a larger fish. The larger fish is then eaten by a shark. What situation has occurred? (1 point)

A: A producer is eaten by a primary consumer which is then eaten by a secondary consumer. The secondary consumer is then eaten by a tertiary consumer.

B: A producer is eaten by a primary consumer which is then decomposed by a decomposer. The decomposer then becomes a producer.

C: A producer is eaten by a primary consumer which is then eaten by a secondary consumer. The secondary consumer is then decomposed by a decomposer.

D: A primary consumer is eaten by a secondary consumer which is then eaten by a tertiary consumer. The tertiary consumer is then eaten by a producer.