Assertion : Lyophilic sols are reversible sols.
Reason : Lyophilic sols can be reconstituted by simply remixing the dispersed phase and dispersion medium.
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