Task: Question Answering
Input (English): Question: The average waight of A,B,C is 45 Kg. The avgwgt of A & B be 40Kg & that of B,C be 43Kg. Find the wgt of B.

 Option A: 23 KG

 Option B: 43 KG

 Option C: 21 KG

 Option D: 31 KG

 Option E: 43 KG
Output (English): Option D