Assertion (A): An iron ball floats on mercury but gets immersed in water. Reason (R): The specific gravity of iron is more than that of mercury.
Options
(a)Both A and R are individually true and R is the correct explanation of A
(b)Both A and R are individually true but R is not a correct explanation of A
(c)A is true but R is false
(d)A is false but R is true
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