Task: Question Answering
Input (English): Problem: a boat having a length 3 m and breadth 3 m is floating on a lake . the boat sinks by 1 cm when a man gets on it . the mass of the man is : 
Options: a ) 100 kg , b ) 120 kg , c ) 89 kg , d ) 90 kg , e ) 110 kg
Output (English): d