Respuesta :
The United States and Mexico shares the controlled border. Thus, option (A) is correct.
What is controlled border?
Controlled Border refers to the boundary line shared by the two nations or countries which uses the Governmental methods to monitor and restrict the flow of people, animals, and goods across land, air, and sea boundaries.
Border control includes measures placed on internal borders within a single state, even though it is often connected with external borders. United States and Mexico, with around 350 million recorded crossings each year.
Therefore, it can be concluded that The controlled border is shared by Mexico and the United States. Hence, choice (A) is the right one.
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