Post your thorough and complete answers to any two of the following questions.

1.3.1 – What federal agency or agencies is/are responsible for:

• a. regulating civil aviation safety
• b. investigating civil aircraft accidents
• c. determining the probable cause of civil aircraft accidents
• d. operating radio aids to navigation
• e. negotiating international air service agreements 

1.3.2 – What federal agency or agencies is/are responsible for:

• a. pre-boarding screening of airline passengers
• b. issuing permits for foreign air carriers to serve the U.S.
• c. coordinating and integrating the resources of the federal government and other organizations to meet the needs of airline disaster victims and their families
• d. administering the Aviation Safety Reporting Program
• e. detecting and interdicting smugglers and others illegally crossing U.S. borders

1.3.3 – What federal agency or agencies is/are responsible for:

• a. regulating labor-management relations in the airlines
• b. regulating price-fixing and other anti-competitive practices in aviation and aerospace
• c. operating the air traffic control system
• d. regulating labor-management relations in the aerospace industry
• e. research and development in aerodynamics and aviation technology

1.3.4 – What international agency or organization(s)

• a. establishes international technical standards for aviation communications and radio aids to navigation
• b. settles accounts among international airlines
• c. publishes international Standards and Recommended Practices
• d. provides training about airports internationally
• e. is an organ of the United Nations