(A) I and II only
(B) I and III only
(C) II and III only
(D) I, II, and III
15 . Consider the name 2,3-diethylpentane. Based on the structure implied by this name, the
correct IUPAC name for this molecule is:
(A) 2,3-diethylpentane.
(B) 1,2-diethylbutane.
(C) 3-ethyl-4-methylhexane.
(D) 3-methyl-4-ethylhexane.