The correct options are
A Mixture of I, II and III have two fractions on fractional distillation
B I, II and III all are optically active
True statements regarding the compounds I, II and III are (A), and (B).
(A) Mixture of I, II and III have two fractions on fractional distillation
(B) I, II and III all are optically active
(C) I and II are identical while I and III are optical diasteromer.
(D) All I, II and III have different dipole moment.