Suppose That a Small County Is Considering Adding a Guard

question 5

Multiple Choice

Suppose that a small county is considering adding a guard rail to a dangerous curve by a river.The guard rail will cost 70,000 dinar.The average damage done to vehicles that slide off the road at the curve is 10,000 dinar.It is expected that the guard rail will prevent 5 vehicles from sliding off the road during its usable life.What should the county do?

• A)Install the guard rail because safety is priceless.
• B)Install the guard rail because the benefits exceed the costs.
• C)Do not install the guard rail because the costs exceed the benefits.
• D)Do not install the guard rail at any cost because drivers can purchase private insurance for their vehicles.

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Definitions:

Neurotransmitters

Chemical messengers that transmit signals across the synaptic gaps between neurons, influencing both physical and psychological functions.

Hormones

Chemical messengers produced by glands in the body that regulate the activity of cells or organs.

Insulin Receptors

Proteins on cell surfaces that bind insulin, facilitating its role in glucose metabolism and cellular uptake.

Facilitated Diffusion

The process of spontaneous passive transport of molecules or ions across a biological membrane via specific transmembrane integral proteins.