单项选择题
The Admiralty Notices to Mariners can be obtained （） by Masters of vessels from anyAdmiralty Chart Agent．
A.free of charge B.with no responsibility C.without limitations of distribution D.with little charges
单项选择题 The chart you supplied was anything （） up to date．
单项选择题 To （） Admiralty Charts 438，latitudes taken from this chart should be increased by about 5 seconds．
