Task: Question Answering
Input (English): Question: An old truck uses 16 gallons of diesel fuel in traveling 224 miles. In order for the truck to travel the same distance using 8 gallons of diesel fuel, by how many miles per gallon must the truck’s fuel mileage be increased?

 Option A: 16

 Option B: 8

 Option C: 14

 Option D: 12

 Option E: 24
Output (English): Option C