The correct option is D Bentham and Hooker’s classification was an artificial system of classification
Early humans classified plants based on their basic needs to survive. Edible plants would serve as a food source and medicinal plants would help in treating illness.
Aristotle’s system of classification was based on the height and girth of the plant- herbs, shrubs and trees.
Carl Linneaus’ system of classification was based on the physical characters of the reproductive structures of the plant such as stamens. Stamens are the male reproductive unit in the flowers of the plants.
Bentham and Hooker’s system of classification was a type of natural system of classification. It considered the ultrastructure, anatomy, embryology and phytochemistry of the plants.