A student wants to create a program that will reduce the amount of garbage at her school. In order to get the principal’s approval for her program, she needs to demonstrate that the school’s current waste is a problem. What of the following would best demonstrate that the school’s waste is a problem a. setting up a system for students to throw their garbage away when they leave school premises

b. researching how other schools reduced the amount of garbage they produce and following their model when designing the new program

c. looking in the school dumpster for waste that can break down naturally and using it to explain that not all garbage is bad for the environment

d. measuring the amount of garbage the school produces and taking pictures of the local landfill to show how garbage can contaminate the environment