A Long Cane Serves as All of the Following Except

question 39

Multiple Choice

A long cane serves as all of the following except

• A)a tool for independent travel
• B)a probe for detecting changes in travel surfaces
• C)a bumper for protection from obstacles such as doors
• D)a bumper for protection from low hanging tree branches

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Definitions:

Marginal Costs

The additional cost incurred to produce an extra unit of a product or service.

Average Costs

The total costs of production divided by the number of units produced, representing the cost per unit.

Returns To Scale

The change in output resulting from a proportional change in all inputs in the production process; can be increasing, constant, or decreasing.

Increasing Returns To Scale

See Economies of scale.