The Panama Canal was completed in the early 1900’s. For several decades it was under the United States control. In 1999, Panama gained full control of the Panama Canal. Which statement best explains why the Panama Canal is significant for development in the region?

It provides a much needed water supply to the region.
It provides a natural barrier between Panama and other Latin American countries.
It provides an international crossroads for trade.
It provides a beautiful and safe location for tourism and ship cruises.