Which detail from the article BEST supports the fact that cities that recycle produce less garbage?

What is the answer to this question?

All businesses can discriminate against workers based on a nation of origin b. immigration status c. mental disability d ane

Factors that determine climate can a- latitude, topography, huracan, ocean current b- sun, precipitation, winds, precipitation c- sun, ocean currents, latitude, topography, winds, precipitation d- latitude, topography, lighting, ocean current