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4-34.

For each question in problem 4-33 that you decided was open, give examples of answers that might be difficult to compare and quantify. For each question that you decide is closed, explain why you may not get as much information as you want from the answer.

Part (a): Closed. Explain how the information may not be as accurate as it could be.
Part (b): Open. Give an example of answers difficult to compare and quantify.
Part (c): Open. Give an example of answers difficult to compare and quantify.
Part (d): Closed. Explain how the information may not be as accurate as it could be.