The Law of Diminishing Marginal Utility Means That

The law of diminishing marginal utility means that:

A) marginal utility is maximized when consumers get the same amount of total utility from every good they consume.
B) total utility is maximized when consumers get the same amount of marginal utility from the last unit of every good they consume.
C) beyond some point, added units of a product provide lower and lower amounts of marginal utility.
D) a consumer would get less utility from the last unit of a good consumed when that good costs $3 than when it costs $1.