(A) P-cycling depends only on biological processes
(B) In general, food chains are more stable than food webs
(C ) The food chain that depends on decomposing plant or animal matter is the detritus food chain
(D) Humans can feed at several trophic levels and are classified as omnivores

Options

A. All are correct
B. All are incorrect
C. A and B are correct
D. C and D are correct

Answer

D