The Cost of a Route Is Computed by Summing the Numbers

question 87

Multiple Choice

The cost of a route is computed by summing the numbers along the edges used. Consider the weighted graph below. The cheapest route starting and ending at A and traversing each edge at least once has what cost? (You are allowed to visit A between the start and end of the route.)

• A) 20
• B) 28
• C) 37
• D) 42

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Definitions:

Amygdala

A region of the brain involved in emotional processing, particularly fear and pleasure responses.

Hypothalamus

A region of the brain that controls many bodily functions, including hunger, thirst, body temperature, and emotional activity.

Medulla

A part of the brainstem essential for controlling involuntary functions like breathing and heart rate.

Endocrine System

A network of glands in the body that secretes hormones directly into the circulatory system to regulate various bodily functions.