Task: Question Answering
Input (English): Problem: a boy multiplied 987 by a certain number and obtained 559981 as his answer . if in the answer both 98 are wrong and the other digits are correct , then the correct answer would be : 
Options: a ) 288889 , b ) 556677 , c ) 555681 , d ) 267788 , e ) 268811
Output (English): c