Given below are two statements, one labelled as Assertion (A) and other labelled as Reason (R).<br>Assertion (A): A diamond sparkles more than a glass imitation cut to the same shape.<br>Reason (R): The refractive index of diamond is less than that of glass.<br>In the context of the above two statements, which one of the following is correct?

Correct Answer: (A) is true, but (R) is false