Deepak found that he had made a loss of 10% while selling his smartphone. He also found that had he sold it for 50 more, he would have made a profit of 5%. The initial loss was what percentage of the profit earned, had he sold the smartphone for a 5% profit ?

A. 100%

B. 200%

C. 75%

D. 85%

Please do not use chat terms. Example: avoid using "grt" instead of "great".