Assertion : Viscosity of liquids decreases as the temperature rises .
Reason : At high temperature , molecules have high kinetic energy and can overcome the intermolecular forces to flow faster .
A. If both assertion and reason are true and reason is the correct explanation of assertion .
B. If both assertion and reason are true but reason is not the correct explanation of assertion .
C. If assertion is true but reason is false .
D. If both assertion and reason are false .