What is the basic concept of GMDSS?A.Search and rescue authorities shore can be alerted to

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What is the basic concept of GMDSS?

A.Search and rescue authorities shore can be alerted to a distress situation

B.shipping in the immediate vicinity of a ship in distress will be rapidly alerted

C.Shore-side authorities and vessels can assist in a coordinated SAR operation with minimum delay

D.All of these

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