Labor with a Particular Skill Level and Training Is Used

question 42

Multiple Choice

Labor with a particular skill level and training is used in only two industries: grape cultivation and cranberry cultivation. Which of the following is likely to cause an INCREASE in the demand for this type of labor?

• A) improved technology that leads to more efficient machines for grape picking
• B) publication of a report asserting that drinking two glasses of grape or cranberry juice every day improves digestion and heart health
• C) a report by the USDA that an increasing proportion of grapes are contaminated with unacceptable pesticides
• D) a decrease in the acreage of cranberry bogs

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Definitions:

Quantifier Negation

The process of negating the quantifier in a logical expression, changing its scope or applying negation to the predicate instead.

Existential Generalization

A logical inference saying that if something is true for at least one member of a class, then it can be generalized to the class.

Universal Instantiation

A logical rule of inference that allows for the substitution of specific individual instances for universally quantified variables within a statement.

Symbolize

The act of representing objects, quantities, or concepts with symbols in various fields such as mathematics, logic, and art.