Which of the Following Is Not a Possible Explanation as to Why

question 3

Multiple Choice

Which of the following is not a possible explanation as to why wage inequality increased markedly over the last 40 years in the United States?

• A) There was an increase in the supply of low-skill workers, particularly through immigration.
• B) Federal legislation allowed employers to legally engage in more racial discrimination.
• C) Competition from international economies has increased demand for highly productive workers.
• D) Recent technological changes have been complementary to skilled labor while substituting for unskilled labor.
• E) Institutional changes in the United States such as a steady decline in union coverage and a falling real minimum wage have led to changes in the wage distribution.

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Definitions:

Cryptochrome

A class of flavoproteins that are sensitive to blue light and have roles in the circadian rhythms of plants and animals.

Circadian Rhythm

A natural, internal process that regulates the sleep-wake cycle and repeats on each rotation of the Earth roughly every 24 hours.

Thigmomorphogenesis

The growth and developmental changes in plants that result from mechanical stimulation or touch.

Cytokinins

A class of plant hormones that promote cell division and growth, and delay senescence.