Bindu goes to a shop to buy a gift costing Rs 1500. On her request the shopkeeper allows two successive discounts of x% and y% `(x lt y)` . Bindu buys the gift for Rs 1188 including sales tax of 10% Which of the following could be the discount rates offered by the shopkeeper ?
A. `15%, 20%`
B. `20%m 25%`
C. `20% , 30%`
D. `10%, 20%`
