Task: Question Answering
Input (English): Problem: the price of stock decreased by 8 % last year and rose by 10 % this year . what is the net percentage change in the price of the stock ? 
Options: a ) 0.2 % , b ) 0.8 % , c ) 1.2 % , d ) 1.6 % , e ) 2 %
Output (English): c