Task: Question Answering
Input (English): Question: A flu vaccine was administered to residents in a large city and the vaccine was effective in lowering the risk of flu among the residents. This means that the lower risk of disease resulted in a 
 Option1: higher death rate 
 Option2: lower death rate. 
 Explanation: With better food and less chance of disease, the death rate fell.
Output (English): lower death rate.