Review This section contains 1 Assertion-Reason type question, which has 4 choices (A), (B), (C) and (D) out of which ONLY ONE is correct. A : Optical density of kerosene is more than that of water. R : Speed of light will be more in kerosene than that in water. Only One Correct Answer A. Both (A) and (R) are true and (R) is the correct explanation of (A) Both (A) and (R) are true but (R) is not the correct explanation of B. (A) C. (A) is true but (R) is false D. (A) is false but (R) is true