What is the difference between policy outputs and policy outcomes?

What is the difference between policy outputs and policy outcomes?
 
  a. Policy outputs are the things actually done by agencies in pursuance of policy decisions and statements, whereas policy outcomes are the consequences for society, intended and unintended, that stem from deliberate governmental action or inaction.
 b. Policy outcomes are the things actually done by agencies in pursuance of policy decisions and statements, whereas policy outputs are the consequences for society, intended and unintended, that stem from deliberate governmental action or inaction.
 c. Policy outputs are intangible and hard to measure effectively, whereas policy outcomes can be readily counted, totaled, and statistically analyzed.
 d. Policy outcomes only produce intended consequences, whereas policy outputs may produce intended or unintended consequences.

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The United States Postal Service is an example of a government corporation.
 
  Indicate whether the statement is true or false

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Administrative agencies often are provided with long and detailed statutory mandates that leave them with little room for choice in deciding what should or should not be done on some matter.
 
  Indicate whether the statement is true or false