Which of the following least explains the advantages of Koppen's classification of climate over the Greek classification?

A.

There are five major divisions in Koppen's classification

B.

The Greek classification is rather too generalised

C.

Koppen's classification is based on both rainfall and temperature whereas the Greek classification is based on temperature only

D.

the values of rainfall and temperature used by Koppen's are based on the requirement of certain plants

E.

the Koppen's classification was developed more recently than the Greek classification

Correct answer is A

No explanation has been provided for this answer.