P222 184

antonia

P222 184
  Which of the following best completes the passage below?
  “Government” does not exist as an independent entity defining policy. Instead there exists a group of democratically elected pragmatists sensitive to the electorate, who establish policies that will result in their own reelection. Therefore, if public policy is hostile to, say, environmental concerns, it is not because of governmental perversity but because elected officials believe that—
(E)the majority of voters do not strongly wish for a different policy.
能帮我分析一下这道题吗？conclusion 和evidence各是什么？答案为何是E？