Many Beaches Have a Lifeguard on Duty During the Summer

question 109

Multiple Choice

Many beaches have a lifeguard on duty during the summer but not during the winter. The most likely explanation for this is that:

• A)the marginal cost of having a lifeguard on duty varies over the year and tends to be lower during the summer.
• B)the marginal benefit of having a lifeguard on duty is higher during the summer when more people are at the beach.
• C)people understand that if you go swimming at the beach during the winter, you do so at your own risk.
• D)there is no danger of drowning at the beach during the winter.

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Definitions:

ASME

The American Society of Mechanical Engineers, an organization that sets industry standards for mechanical engineering practices, including codes for pressure vessels and piping.

Mechanical Engineers

Experts who use physics and materials science principles to design, analyze, manufacture, and maintain mechanical systems.

Manufacturing Engineers

Professionals who design, implement, and improve the manufacturing processes, systems, or products, focusing on efficiency, quality, and safety.

Exploded View

A diagram or illustration depicting the components of an assembly spaced apart to show their relationship or assembly sequence.