; (4) identifies any air carrier or foreign air carrier hubs in Central American, South American, and Caribbean Basin countries at which a significant amount of air cargo is sorted, handled, or consolidated for transportation to or from the United States; (5) identifies any air carrier or foreign air carrier hubs in the United States at which a significant amount of air cargo is sorted, handled, or consolidated for transportation to or from Central American, South American, and Caribbean Basin countries. (6) identifies any significant gaps in the air cargo services or cargo air carrier networks— (A) among the countries described in paragraph (2)(A); (B) between such countries and African countries; and (C) between such countries and European countries; and (7) assesses the possible impact of the establishment of an air carrier hub in Puerto Rico at which air cargo is sorted, handled, or consolidated for transportation to or from the United States, including the impact on— (A) the employment rate and economy of Puerto Rico; (B) domestic and foreign air transportation of cargo; (C) United States competitiveness in the air transportation of cargo; (D) air cargo operations at other airports in the United States