Task: Question Answering
Input (English): Question: A basketball team scored x points per game in its first n games of the season, and in all the following games it scored an average (arithmetic mean) of y points per game. What was the average number of points per game in its first n + 3 games?

 Option A: x + 3y/(n + 3

 Option B: x + y/(n + 3

 Option C: (x + 3y

 Option D: (nx + 3y

 Option E: (3x + ny
Output (English): Option D