Task: Question Answering
Input (English): Problem: jane and thomas are among the 6 people from which a committee of 3 people is to be selected . how many different possible committees of 3 people can be selected from these 6 people if at least one of either jane or thomas is to be selected ? 
Options: a ) 12 , b ) 14 , c ) 16 , d ) 18 , e ) 20
Output (English): c