Task: Question Answering
Input (English): Question: The cost to rent a small bus for a trip is x dollars, which is to be shared equally among the people taking the trip. If 5 people take the trip rather than 15, how many more dollars, in terms of x, will it cost per person?

 Option A:  x/6

 Option B:  x/16

 Option C:  x/40

 Option D:  3x/40

 Option E:  3x/22
Output (English): Option E