(A) : A small stone is inside an ice block which floats in water. When the ice fully melts the level of water decreases.
( R) : Density of stone is more than that of ice.

Options

A. Both (A) and (R) are true and (R) is the correct explanation of (A)
B. Both (A) and (R) are true and (R) is not the correct explanation of (A)
C. (A) is true but (R) is false
D. Both (A) and (R) are false

Answer

B