Task: Question Answering
Input (English): Problem: in an entrance exam , 3 marks is awarded for every correct answer and ( - 1 ) for every wrong answer . if a student gets 38 marks after attempting all questions , find the number of questions answered correctly if the total questions were 70 . 
Options: a ) 38 , b ) 40 , c ) 27 , d ) 43 , e ) 56
Output (English): c