Which of the Following Statements About a Project's Economic Life

question 42

Multiple Choice

Which of the following statements about a project's economic life is (are) true?

• A) most project's economic lives are not known with certainty at the start.
• B) a new product may last only for a year or less if the product fails in the marketplace.
• C) a new product if successful, could last for several years (with improvements or variations).
• D) all of the above are true.

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Definitions:

Metanephridia

Excretory organs found in many invertebrates, such as annelids, that filter waste materials from the body fluids.

Malpighian Tubules

Excretory structures found in insects and other terrestrial arthropods that remove waste materials from the hemolymph and regulate water and salt balance.

Protonephridia

A network of dead-end tubules lacking internal openings in certain invertebrates, serving as an excretory and osmoregulatory system.

Nephridia

Excretory organs in many invertebrates, responsible for the removal of waste products from an organism's body.