When installing a silt fence, _____.


a. use any available geotextile as long as it is permeable
b. bury the bottom edge of the material to a uniform depth
c. the job is done after the bottom of the fence has been buried
d. the purpose of the fence is to keep people out of the work area


b. bury the bottom edge of the material to a uniform depth

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Increasing returns to size can be:

A) Seen as the long run average cost curve turns up. B) Observed as the firm approaches the inelastic portion of its marginal cost curve. C) Ensures that it is profitable to expand irrespective of product price. D) None of the above

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Which of the following was NOT among the qualifications that helped William McKinley earn the Republican presidential nomination in 1896?

A. He came from the key electoral swing state of Ohio. B. He had acquired many years of honorable service in Congress. C. He was a likable and esteemed Civil War veteran. D. He was backed by the skilled political manager and fund raiser Mark Hanna. E. He was an energetic and charismatic campaigner.

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The three-phase motor has more starting torque than an equal size single-phase motor

Indicate whether the statement is true or false

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A(n) ____ question is a question that has only one correct answer.

A. closed B. open-ended C. reference D. primary

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