The correct match between Item-I and Item-II is :
Item-I Item-II (A) Benzaldehyde (P) Mobile phase
(B) Alumina (Q) Adsorbent
(C) Acetonitrile (R) Adsorbate

Options

A. (A) (Q) : (B) (P) : ( C) ®
B. (A) (Q) :(B) ( R): ( C) (P)
C. (A) ( R) : (B) (Q): ( C)
D. (A) (P) : (B) (R ) : ( C) (Q)

Explanation

To solve the problem of matching items from Item-I with Item-II, we will analyze each item in Item-I and determine its corresponding property from Item-II.

### Step-by-Step Solution:

1. **Identify the Components in Item-I:**
- (A) Benzaldehyde
- (B) Alumina
- (C) Acetonitrile
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