Task: Question Answering
Input (English): Question: A family consists of two grandparents, two parents and 6 grandchildren. The average age of the grandparents is 60 years, that of the parents is 30 years and that of the grandchildren is 5 years. What is the average age of family?

 Option A: 5/7years

 Option B: B

 Option C: C

 Option D: D

 Option E: E
Output (English): Option B