Natural system of classification is
based on a few characters
based on all natural affinities
based on phylogeny only
None of the above
Bentham and Hooker's system of classification is natural system of classification based on all natural affinities.
George Bentham and J.D. Hooker gave the most important natural system of classification of angiosperms. They arranged and classified all plants known at that time on the basis of all available natural affinities. This system has few drawbacks. This system is better than any artificial system of classification because