Match the reactions given in Column-I with the suitable reagents given in Column-II. 

Column-l
(Reactions)
Column-ll
(Reagents)
A. Benzophenone → Diphenylmethane 1. LiAlH4
B. Benzaldehyde → 1-Phenylethanol 2. DlBAL-H
C. Cyclohexanone → Cyclohexanol 3. Zn(Hg)/Conc.
HCl
D. Phenyl benzoate → Benzaldehyde  4. CH3MgBr

Codes:

  A  B D
1.   2  3   4 1
2.   3   4     1  2
3.   1  4   3  2
4.   4   3   2  1
Hint: DIBAL-H - A selective reducing agent, typically reducing esters to aldehydes.
 
 
A.(3)   B.(4)    C.(1)     D.(2)

Reactions

Reagents 

A. 

Zn(Hg)/Conc. HCl

B. 

CH3MgBr

C. 

LiAlH4

D. 

DlBAL-H