What action is required by the pilot of an aircraft station if he/she is unable to establish radio contact with an aeronautical station ?

Question

Question ATPL - Airline Transport Pilot license - VFR Communications

QuizVDS · Accepted Answer

Try to establish communication with other aircraft or aeronautical stations

QuizVDS · Answer

Land at the nearest aerodrome appropriate to the route of flight

QuizVDS · Answer

Squawk mode A code 7500

QuizVDS · Answer

Divert to the alternate airport

Id 116 - ATPL - What action is required by the pilot of an aircraft station if he/she is unable to establish radio contact with an aeronautical station ?