What evidence in the text suggests that governments provide benefits to the people who create them

The text identifies all of the following as "factors" that explain the rise of interest ... economic developments that create new interests and redefine old ones ... provides a direct benefit to a client ... give private interests an improper influence on government decisions ... B) there is not much evidence that PAC money buys votes

Explanation:

no government at any level would be considered legitimate if it were not in some sense ... The representative relies on a poll of her constituents to make a decision ... not enough people to pay taxes to provide benefits for every retired person.