Task: Question Answering
Input (English): Question: In a class, there are 20 boys whose average age is decreased by 2 months, when one boy aged 18 years replaced by a new boy. The age of the new boy is?

 Option A: 14 years 8 months

 Option B: 15 years

 Option C: 16 years 4 months

 Option D: 17 years 10 months

 Option E: 17 years
Output (English): Option A