pyq/2020/csat/57

A shop owner offers the following discount options on an article to a customer:

1. Successive discounts of 10% and 20%, and then pay a service tax of 10%.

2. Successive discounts of 20% and 10%, and then pay a service tax of 10%.

3. Pay a service tax of 10% first, then successive discounts of 20% and 10%.

Which one of the following is correct?

(A) 1 only is the best option for the customer.

(B) 2 only is the best option for the customer.

(C) 3 only is the best option for the customer.

(D) All the options are equally good for the customer.