The Gravity Model Predicts That the Optimal Location of a Service

question 69

Multiple Choice

The gravity model predicts that the optimal location of a service is

• A) directly related to the number of people and services in the area and inversely related to the lengths of highways and railways that access it.
• B) directly related to the range in the area and inversely related to the hinterland.
• C) directly related to the number of people in the area and inversely related to the distance people must travel to access it.
• D) directly related to the median of people in the area and inversely related to the meridian of people who travel to access it.
• E) directly related to the distance people must travel and inversely related to the number of people in the area.

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A potentially life-threatening liver infection caused by the hepatitis B virus (HBV).

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A virus causing cervical and other cancers as well as genital warts; the most common sexually transmitted infection.

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The virus that causes genital herpes.

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A sexually transmitted infection caused by the bacterium Neisseria gonorrhoeae, often resulting in genital, rectal, or throat infections.