If an Individual's Indifference Curve Map Does Not Obey the Assumption

Multiple Choice

If an individual's indifference curve map does not obey the assumption of a diminishing MRS,then

A) the individual will not maximize utility.
B) the individual will buy none of good X.
C) tangencies of indifference curves to the budget constraint may not be points of utility maximization.
D) the budget constraint cannot be tangent to an appropriate indifference curve.