Which items are described by the geographic theme of human-environmental interaction?
The Ural Mountains form the boundary between Asia and Europe.
The Panama Canal has shortened trading routes.
Canada has ten provinces and three territories.
Panama's borders are Costa Rica, Colombia, the Caribbean Sea, and the Pacific Ocean.
Central heating is a common feature in Canadian housing.
Panama is a bit smaller than South Carolina.

Question

Which items are described by the geographic theme of human-environmental interaction?
The Ural Mountains form the boundary between Asia and Europe.
The Panama Canal has shortened trading routes.
Canada has ten provinces and three territories.
Panama's borders are Costa Rica, Colombia, the Caribbean Sea, and the Pacific Ocean.
Central heating is a common feature in Canadian housing.
Panama is a bit smaller than South Carolina.