Task: Question Answering
Input (English): Problem: in a sample of 800 high school students in which all students are either freshmen , sophomores , juniors , or seniors , 23 percent are juniors and 75 percent are not sophomores . if there are 160 seniors , how many more freshmen than sophomores are there among the sample of students ? 
Options: a ) 42 , b ) 48 , c ) 56 , d ) 64 , e ) 72
Output (English): c