Explanation:
many studies on manganese oxidation in both abiotic and biotic systems
Answer:
In stage 2 they diverge , as the death rate falls relative to the birth rate. In stage 3 they converge again, as the birth rate falls relative to the death rate. Finally in stage 4 the death and birth rates are balanced again but at a much lower level.
Answer:
B. and C. I'm very certain.
Explanation: