Task: Question Answering
Input (English): Question: Circular gears P and Q start rotating at the same time at constant speeds. Gear P makes 10 revolutions per minute and Gear Q makes 40 revolutions per minute. How many seconds after the gears start rotating will gear Q have made exactly 45 more revolutions than gear P?

 Option A: 45

 Option B: 80

 Option C: 90

 Option D: 100

 Option E: 120
Output (English): Option C