Identify the role that the Panama Canal has played in world politics since 1945.(which option is correct)

The canal has shaped world politics. For example, some argue that its presence helped make the U.S. a global superpower.

The canal has shaped world politics. For example, the canal and the land around it is still a U.S. colony.

The canal has shaped world politics. For example, the Hay–Bunau-Varilla Treaty ensures that anyone can use the canal, without discrimination.

The canal has shaped world politics. For example, its construction helped make Panama a member of the U.S. military.

The correct option is: The canal has shaped world politics. For example, some argue that its presence helped make the U.S. a global superpower.