Task: Question Answering
Input (English): Problem: the number of students in each section of a school is 24 . after admitting new students , three new sections were started . now , the total number of sections is 16 and there are 21 students in each section . the number of new students admitted is : 
Options: ['a ) 12', 'b ) 42', 'c ) 24', 'd ) 28', 'e ) 26']
Output (English): c