Task: Question Answering
Input (English): Question: If the average marks of three batches of 40, 50 and 60 students respectively is 45, 55, 65, what is the average marks of all the students?

 Option A: 56.33

 Option B: 34.89

 Option C: 23.67

 Option D: 54.65

 Option E: 43.98
Output (English): Option A