单项选择题
（）amplify charted detail and contain information needed for safe navigation.
A.Admiralty Sailing Directions B.Admiralty List of Lights C.Admiralty List of Signals D.Admiralty Notices to Mariners
单项选择题 Admiralty Sailing Directions are Kept up to date by （）.
单项选择题 Every new supplement to the Sailing Directions （） the previous one．
单项选择题 In Admiralty Sailing Directions，STRIPES is the word used to indicate （）marking.
