Use a senses to answer the question

Troy is learning about the environment for his school project. He finds a chart that compares the amount of waste per person per year in different countries.
Which of the following can assume is the idea that is presented in the chart?
A people should stop producing waste
B America produces the most waste
C Waste has an impact on the environment
D different countries produce different amounts of waste

I would use my sight to interpret the chart Troy found. Based on the information presented, I would assume that the idea being presented is D: different countries produce different amounts of waste.