Is it clear（）traffic lane?

单项选择题The traffic lane（）suspended.

A.has
B.have
C.has been
D.have been

单项选择题You are not complying（）traffic regulations.

A.to
B.who
C.on
D.with

单项选择题You may（）traffic lane.

A.enter
B.enter in
C.enter to
D.enter into

单项选择题A vessel may enter a traffic separation zone（）.

A.in an emergency
B.to engage in fishing within the zone
C.to cross the traffic separation scheme
D.Any of the above

单项选择题A vessel navigate in areas near the termination of traffic separation schemes shall do（）with particular caution.

A.it
B.that
C.this
D.so