The smallest type of internal boundary in the united states is a(n) boundary.
a. county
b. city
c. intracity
d. state

the answer is C: "intracity"

The third alternative is correct (C).

The internal territorial boundaries of a state are delimited as state, municipality, counties, and intracities.

The smallest of them is the intracity. An intracity consists of the delimitation of a specific space within a city, most often the center of the city.

-an amendment is proposed.

-two-thirds of congress must approve.

-thee-quarters of states must approve.

-the proposed amendment becomes law.

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