The Figure Below Shows the Marginal Benefit of Having a Security

question 3

Multiple Choice

The figure below shows the marginal benefit of having a security camera at the library (MB_L) , the supermarket (MB_S) , and the museum (MB_M) . The marginal cost of hiring a security guard is the same at all three places and is given by MC. If each location installs the socially optimal number of security cameras, then the marginal benefit of the last security camera installed at each location will be:

• A)the same at all three locations.
• B)highest at the museum.
• C)highest at the grocery store.
• D)highest at the library.

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Definitions:

RNA Polymerase

An enzyme that catalyzes the transcription of DNA into RNA, initiating the transfer of genetic information.

Glucose Concentrations

The amount of glucose present in the blood, important in the diagnosis and management of diabetes and other metabolic disorders.

Lactose

A disaccharide sugar composed of galactose and glucose, commonly found in milk and dairy products, which requires the enzyme lactase for digestion.

Temporal Gene Regulation

The control of the timing of gene expression, ensuring that genes are turned on and off at the right times during development or in response to environmental cues.