Which of the following compounds has incorrect IUPAC nomenclature? (a) (b) (c) (d)

According to the rule of the IUPAC nomenclature, the numbering of the parent chain should be from a higher prior group side. In this case for this compound shown below, the numbering should be from the right side of the molecule. And the correct IUPAC name should be 3-methyl 2-butanol. Introduction of Reaction Intermediates