Task: Question Answering
Input (English): Problem: an ant is climbing 30 meters tall pole . it climbs 3 meter during the day and slips down 2 meters down during night in sleep , how many days it takes to reach the top of the pole ? 
Options: a ) a - 30 , b ) b - 29 , c ) c - 28 , d ) d - 27 , e ) e - 26
Output (English): c