What Do a Janitor, a Caterer, and a Management Consultant

question 139

Multiple Choice

What do a janitor, a caterer, and a management consultant have in common?

• A) They are all tangible services.
• B) They do not have problems with idle production capacity.
• C) They are all equipment-based services.
• D) They are all people-based services.
• E) They never use off-peak pricing.

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Definitions:

Trichromatic Theory

A theory in color vision proposing that the human eye has three types of receptors with differing sensitivities to different light wavelengths, corresponding to red, green, and blue.

Color Vision

The capacity of the visual system to identify objects by the wavelengths of light they reflect, emit, or transmit.

Cones

Photoreceptor cells in the retina of the eye that function in bright light and enable the perception of color and fine detail.

Excitation

A process that increases the likelihood or strength of a response in neural or physiological systems.