Match List I with List II and select the correct answer:
List I
A. Stable equilibrium of a floating body
B. Stable equilibrium of a submerged body
C. Unstable equilibrium of a floating body
D. Unstable equilibrium of a submerged body
List II
1. Centre of buoyancy below the centre of gravity
2. Met centre above the centre of gravity
3. Centre of buoyancy above the centre of gravity
4. Met centre below the centre of gravity
A B C D
a. 4 3 2 1
b. 2 3 4 1
c. 4 1 2 3
d. 2 1 4 3