The ultimate reason governments have made stricter laws concerning refuse disposal is that
o refuse attracts vermin
refuse is unsightly
refuse breeds disease
refuse smells terrible

The correct option is C) refuse breeds disease

Explanation:

Refuse Disposal can be described as the act of disposing or discarding waste or recycling the waste. If the waste is not discarded properly and remains on streets or in lakes, then it stimulates the growth of infectious microorganisms. A wide number of diseases can be caused due to these infectious agents. Hence, the government of a country tends to make strict loss concerning refuse disposals. These laws maintain cleanliness and proper waste disposal in the country.

your best option is 5,000 kg

i believe it would cause an increase of percipitation, though i could be wrong. so i would say b is the answer.