Match List I and List II and select the correct answer by using the codes given below.
List I List II
A. Smoke 1. Dispersion of gas in liquid
B. Gel 2. Dispersion of solid in solid
C. Emulsion 3. Dispersion of liquid in liquid
D. Foam 4. Dispersion of liquid in solid
5. Dispersion of solid in gas
Option: (b)