\(Ph - \overset{\overset{O}{||}}{C} - \overset{\overset{O}{||}}{C} - H \underset{(II)H_3O^{+}}{\xrightarrow{(I)KOH/ \Delta}} A\)
The product of above reaction is :
(1) \(Ph - \overset{\overset{O}{||}}{C} - CH_2 - OH\)
(2) \(Ph - \overset{\overset{OH}{|}}{CH} - \overset{\overset{O}{||}}{C} - OH\)
(3) \(Ph - \overset{\overset{OH}{|}}{CH} - CH_2 - OH\)
(4) \(Ph - \overset{\overset{O}{||}}{C} - \overset{\overset{O}{||}}{C} - OH\)