Task: Question Answering
Input (English): Question: When magnified 1,000 times by an electron microscope, the image of a certain circular piece of tissue has a diameter of 0.3 centimeter. The actual diameter of the tissue, in centimeters, is

 Option A:  0.005

 Option B:  0.002

 Option C:  0.001

 Option D:  0.0003

 Option E:  0.0002
Output (English): Option D