The Law of Diminishing Marginal Utility defines that the: (i) Satisfaction gained from consuming additional units of a good ultimately decline. (ii) Extra cost of energy from the public utility will ultimately decline. (iii) MUa/Pa = MUb/Pb = ... = MUz/Pz. (iv) Ux/X = Uy/Y = ... = Uz/Z.
Can someone please help me in finding out the accurate answer from the above options.