Answer:
Option "B" is the correct answer to the following statement.
$15
Explanation:
Marginal revenue is the extra revenue produced from increasing sales of a single unit of the commodity. Marginal benefit is the income received by a business or entity when the creation and distribution of one extra or marginal product.
Marginal Benefit = New revenue - Old revenue
= ($40) - ($25)
=$15
So,the Marginal Benefit for Lionel's Lawn Care is $15 .