A functional region might be created by all of the following except A) a public transportation system
B) the broadcast area of a local television station
C) the influence of an elected official
D) the spread of an infectious disease
E) the customer base of a particular business

The spread of an infectious disease can not create a functional region.

A functional region refers to a geographical area which is centered around specific focal point with a specific function.

An example of functional region includes

So, a functional region might be created by

Therefore, the Option D is correct because the spread of an infectious disease can not create a functional region.

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chinese civil war took place over a long period of time between 1927 and 1950. the war was interrupted when japan invaded china in 1936 and by world war ii. the war was fought between the nationalist government of china, also called the kuomintang (kmt), and the communist party of china (cpc).