Assertion A: Equilibrium price of a commodity is the price at which the quantity demanded of the commodity equals the quantity supplied.Reason R: Equilibrium, is the condition, once determined tends to persists in time.Choose the right options:

• A. Both A and R are correct and R is the right explanation of A
• B. Both A and R are correct and R is NOT the correct explanation of A
• C. A is correct and R is not correct
• D. Both A and R are incorrect