Assumptions: garbage is expected as this problem is still happening. repeat to add multiple Mitsubishi nam. Because this problem is caused by the habit of visitors not work something else.
Assumptions: It is expected that the waste in question, this will continue to happen indefinitely. Besides multiplied into another. The problem is caused by the habits of visitors, not anything else.
Hypothesis: there has been junk is a problem here will still happen gradually. Furthermore, it multiplied in again. Because this problem is caused by the habit of visitors is not something else.