A.the side of York Spit Channel
B.the visibility limit of the red sector of Cape Henry Light
C.a submerged obstruction in York Spit Channel
D.the York River Entrance Channel

A.The South Auxiliary Channel since your draft is less than 25 feet (7.6 meters)，and you are not a passenger vessel
B.The South Auxiliary Channel or Thimble Shoal Channel，but you must remain on the right hand side of the main channel
C.The North Auxiliary Channel since you are going to turn to a northerly heading near buoy "12"
D.You are not permitted to use any of the channels，but must remain outside the buoyed channel line

A.shown from a brown tower
B.equipped with a fog diaphone
C.lighted 24 hours
D.is 79 feet (24 meters) high

A.low and rocky with scattered small pine trees
B.a low lying wetland
C.a high sandy bluff
D.a flat wooded plain

A.You are to the left of your track line
B.Your fathometer reads about 265 fathoms
C.You are in a cable area
D.You are governed by the Inland Rules

A.alter course to port
B.maintain course and speed
C.alter course to starboard
D.maintain course and reduce speed

A.Green
B.White
C.Red
D.Alternating white and green

A.The bottom samples and fathometer reading prove the loran fix is reliable
B.The bottom samples and fathometer readings indicate that the loran fix is unreliable
C.The information collected indicates that the fathometer may be in error
D.The information collected indicates that the chart is most likely in error

A.Privately maintained buoys at a yacht club
B.Government buoys marking the Hurricane Point dikes
C.Barges moored at the Dennis Landing Terminal
D.A pipeline discharging dredge spoil

A.You should alter course to the right to increase the rate of the bearing change
B.You are making more speed over the ground than you estimated
C.You should alter course to decrease the distance that you will pass off Middle Ground Shoal
D.You can hold the present course and safely pass buoy "18"