What part of the Inmarsat will the SES get access to if the commissioning is successful?（）

单项选择题Without permission of（）, a ship earth station can not enter the system.

A.ITU
B.IMO
C.INMARSAT ORGANIZATION
D.the nearest CES

单项选择题An SES operator can chose the most suitable CESs according to（）.

A.the routing agreement for a particular ocean region
B.The communication service he required
C.the positions of his ship and the CESs
D.B and C

单项选择题The NCS of INMARSAT-A system in the AOR-E is in（）.

A.Goonhilly, UK
B.Yamaguchi, Japan
C.Perth, Australia
D.Southbury, USA

单项选择题Each NCS woks as a type of（）, assisting controlling and monitoring telex and telephone network as quickly as possible.

A.switch operator
B.communication gateway
C.national operator
D.on-scene commande

单项选择题The position of the AOR-W satellite in the INMARSAT system is（）above the equator.

A.64.5E
B.178E
C.15.5W
D.54W