Task: Question Answering
Input (English): Question: A Fruit store sells four varieties of Mangoes. A,B,C & D. IF A Costs 20% less than B, and C costs 25% less than A,and D costs 30% less than C what percent of B's cost is D?

 Option A: 40%

 Option B: 38%

 Option C: 44%

 Option D: 36%

 Option E: 42%
Output (English): Option E