Which of the following is a consequence of biological magnification?

Which of the following is a consequence of biological magnification?

A) Toxic chemicals in the environment pose greater risk to top-level predators than to primary consumers.
B) Populations of top-level predators are generally smaller than populations of primary consumers.
C) The biomass of producers in an ecosystem is generally higher than the biomass of primary consumers.
D) The amount of biomass in the producer level of an ecosystem decreases if the producer turnover time increases.
E) Only a small portion of the energy captured by producers is transferred to consumers.