Database Management system - Natural join : Consider that the relation R(A,B,C) contains 200 tuples and relation S(A,D,E) contains 100 tuples, then the maximum number of tuples possible in a natural join of R and S.

Select one:

A. 300
B. 200
C. 100
D. 20000

It will be great if the answer is provided with some explanation.

Thanks in advance.
