Task: Question Answering
Input (English): Question: A IS TWICE AS GOOD A WORKMAN AS B AND TOGETHER THEY FINISH A PIECE OF WORK IN 14 DAYS. THE NUMBER OF DAYS TAKEN BY A ALONE TO FINISH THE WORK IS:

 Option A: 11

 Option B: 21

 Option C: 28

 Option D: 42

 Option E: NONE OF THESE
Output (English): Option B