A tow that veers to the side on the end of the towline is said to（）.

A.only one high and one low water occur during a lunar day
B.the high tide is higher and the low tide is lower than usual
C.the high tide and low tide are exactly six hours apart
D.two high tides occur during a lunar day

A.bar securing a cargo port
B.centerline vertical bulkhead
C.deep beam
D.spanner stay

A.crossing
B.transit
C.transfer
D.passing