Column - I
(A) `CH_3-overset(O)overset(||)-O-overset(Ph)overset(|)underset(Ph)underset(|)-Phoverset(H^(oplus)//H_2O)to`
(B) `CH_3-overset(CH_3)overset(|)underset(CH_3)underset(|)-overset(O)overset(||)C-o-Ph overset(H^(oplus)//H_2O)to `
(C ) `CH_3-O- overset(CH_3)overset(|)underset(CH_3)underset(|)C-CH_3 overset(H^(oplus)//H_2O)to`
(D) `CH_3-O-underset(CH_3)underset(|)CH-CH_3 overset(HI)to`
Column-II
(P) Unimolecular
(Q) Bimolecular
(R) Alkyl oxygen bond cleavage
(S) Acyl oxygen bond cleavage

Answer

(A)-P,R;(B)-P,S;(C )-P,R;(D) Q,R