Select the triad in which the numbers are related in the same way as are the numbers of the following triads.
6 - 7 - 42
8 - 13 - 104
(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 is not allowed)
1
5 - 15 - 125
2
6 - 4 - 72
3
12 - 11 - 132
4
9 - 5 - 24