Marginal Revenue can be calculated only when the price per unit is given, but here no such information is given and calculation cannot be made.
The additional revenue earned by a firm when it determines to produce and sell one additional unit of the same product is known as the Marginal Revenue of the same.
Marginal Revenue cannot be calculated in the absence of price information of unit or the entire cost.
Thus, option D holds true regarding Marginal Revenue.
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