Task: Question Answering
Input (English): Question: H.C.F of 4 * 27 * 3125, 8 * 9 * 25 * 7 and 16 * 81 * 5 * 11 * 49 is:

 Option A: 240

 Option B: 790

 Option C: 840

 Option D: 180

 Option E: 120
Output (English): Option D