Bananas can be Prevented from over-ripening by
(a) maintaining them at room temperature
(b) refrigeration
(c) dipping in ascorbic acid solution
(d) storing in a freezer
The correct option is (c) dipping in ascorbic acid solution.
Explanation:
Ascorbic acid (vitamin-C) prevents over ripening of banana and other fruits because it is an antioxidant.