Select the set in which the numbers are related in the same way as are the numbers of the following sets.
(NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g. 13-Operations on 13 such as adding /deleting/multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed)
(2, 4, 18)
(4, 6, 50)
A(2, 5, 49)
B(3, 5, 32)
C(5, 4, 18)
D(6, 7, 65)
B 
C 
D 