In Contrast to Single-Species Conservation,ecosystem Conservation ___________

In contrast to single-species conservation,ecosystem conservation ___________.

A) focuses only on species of financial interest to humans
B) uses measures such as species richness and evenness to guide conservation efforts
C) uses genetically modified organisms (GMOs) to increase the health of an ecosystem
D) affects only the health of indicator species of an ecosystem
E) focuses only on species with a low population number