Acid catalysed conversation of 1,2-diol or vicinal, into carbonyl compound known as pinocaol-pinacolone rearrangement.

Generally more electron donating group migrate during mechanism, migration of H is faster because of its smaller size.
Which of the following is not correct about this rearrangement?

Options

A.
B. The carboncation is stabilised by 1,2-shift
C. Migration aptitude for substituent is in `R-gtH-gtC_(6)H_(5)`
D. Product of reaction is carbonyl compound.

Answer

C