Task: Question Understanding
Input (English): Question: A scientist put several different plants in a sealed container. Every hour, she checked the oxygen in the container to see if it changed. How did the oxygen in the container most likely change? (A) The amount of oxygen increased. (B) The amount of oxygen decreased. (C) The oxygen was transformed into water. (D) The oxygen was transformed into carbon dioxide.?
Output (English): plants, container., oxygen, likely, change?