Explanation:

(3) December 24th

National Consumer Rights Day is observed every year on December 24 in India. National Consumer Rights Day 2021 revolves around the principle of ‘Customer is King’ and no one can be more powerful than the consumer who knows their rights. National Consumer Rights Day 2021 signifies not only the rights and responsibilities of the consumers but also condemns the malpractices taking place leading to the financial loss of the customer.