Task: Question Answering
Input (English): Question: A big container is 50% full with water. If 20 liters of water is added, the container becomes 3/4 full. What is the capacity of the big container in liters?

 Option A: 80

 Option B: 90

 Option C: 100

 Option D: 110

 Option E: 120
Output (English): Option A