A Natural Classification System Differs from an Artificial Classification System

A natural classification system differs from an artificial classification system in that a natural classification system:

A) reflects the evolutionary relationships among organisms.
B) is based on plant form: trees, shrubs, undershrubs, and herbs.
C) is based on the number and arrangement of stamens in the flower.
D) classifies organisms by means of one or a few characters.
E) classifies organisms primarily as an aid to identification.