The Assumptions Underlying the Application of the Basic Transportation Model

question 20

Multiple Choice

The assumptions underlying the application of the basic transportation model do not include:

• A)any node may represent either a source or a destination.
• B)unit shipping costs may be constant or declining (i.e., quantity discounts) but not increasing with volume.
• C)all shipments must occur in the same time frame.
• D)shipments may not be sent back from a destination to a source.

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Definitions:

Boreal Forests

Boreal forests, also known as taiga, are dense forests located in high northern latitudes, characterized by cold climates and coniferous trees.

Commercial Logging

The practice of cutting down trees for sale as timber or pulp, often associated with the timber industry.

Slash-And-Burn Agriculture

A type of agriculture in which tropical rain forest is cut down, allowed to dry, and burned. The crops that are planted immediately afterward thrive because the ashes provide nutrients; in a few years, however, the soil is depleted and the land must be abandoned.

Greenhouse Gas

Gases in Earth's atmosphere that trap heat, such as carbon dioxide, methane, and nitrous oxide, contributing to global warming.