A.fixed red light
B.Morse (A) white light
C.green light
D.flashing red light

A.gnomonic curve
B.small circle
C.meridian
D.great circle

A.relative bearing
B.range line
C.track line
D.estimated position

A.painted color
B.light color and phase characteristic
C.type of structure
D.All of the above

A.fixed red light
B.Morse (A) white light
C.composite group-flashing light
D.yellow light

A.flashing
B.pulsating
C.occulting
D.alternating

A.switching
B.alternating
C.oscillating
D.fluctuating

A.sharp turn in the channel
B.narrowing in the channel at that point
C.junction in the channel
D.obstruction that must be left to port

A.should be passed close aboard on either side
B.indicates that special caution is required
C.is used at a channel bifurcation or junction
D.is painted with red and white vertical stripes

A.easterly courses in high latitudes
B.southerly courses in high latitudes
C.westerly courses in low latitudes
D.easterly courses in low latitudes that cross the equator

A.plane tangent at one point
B.cylinder tangent at the equator
C.cone tangent at one parallel
D.infinite series of cones tangent at selected parallels