Select the option in which the numbers share the same relationship as that…

Select the option in which the numbers share the same relationship as that shared by the given number triads. 120-100-60 240-220-180

(NOTE: Operations should be performed on the whole number, 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.)