Task: Question Answering
Input (English): Problem: the expression x # y denotes the product of the consecutive multiples of 3 between x and y , inclusive . what is the sum of the exponents in the prime factorization of 21 # 30 ? 
Options: a ) 10 , b ) 11 , c ) 12 , d ) 13 , e ) 14
Output (English): c