Help please quick now

erosion

Explanation:

Trees serve as the stabilizers for dirt so without them there is erosion.

credit card number 4 is the right answer

d.

thist title points out that you are explaining the nature of the u.s. government. it is the most specific. a representative government consists of a government where decisions are taken according to a voting system. the most essential aspect of a representative government is found in the different structures where voting rights are granted to different groups of people. for example, voting for governor, mayor, president, local police chief etc.