Task: Question Answering
Input (English): Problem: in a sample of associates at a law firm , 30 percent are second - year associates , and 60 percent are not first - year associates . what percentage of the associates at the law firm have been there for more than two years ? 
Options: a ) 10 , b ) 20 , c ) 30 % , d ) 40 , e ) 50
Output (English): c