Which of the following best assesses the border dispute between Argentina and Chile?(1 point)

Responses

The natural barrier identifying the border has moved.
The natural barrier identifying the border has moved.

Unresolved wars between the countries have caused the border to be guarded by both armies.
Unresolved wars between the countries have caused the border to be guarded by both armies.

The border was established without regard to the societies of the region.
The border was established without regard to the societies of the region.

The border is difficult to specifically identify because of rugged terrain.

The border is difficult to specifically identify because of rugged terrain.