Task: Question Answering
Input (English): Meteorologists categorize hurricanes based on the Saffir-Simpson scale. The scale measures the intensity and destructive potential of hurricanes. Which factor has the most significant effect on the strength of a hurricane?  
 (A) the initial speed of a hurricane (B) the direction that the hurricane rotates (C) the number of hurricanes that form in a year (D) the temperature of the water below the hurricane
Output (English): D