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 subtracting/multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 are not allowed.)
(24, 12, 72)
(15, 16, 60)
A(20, 24, 120)
B(30, 40, 156)
C(17, 20, 65)
D(18, 12, 56)
