Task: Question Answering
Input (English): Problem: carolyn bought 17 gumballs, lew bought 12 gumballs, and carey bought x gumballs. the average ( arithmetic mean ) number of gumballs the 3 bought is between 19 and 25, inclusive. what is the difference between the greatest number and the smallest number of gumballs carey could have bought ?
Options: a. 18, b. 20, c. 22, d. 24, e. 26
Output (English): a