You are downbound in an ice filled channel. An icebreaker is meeting you and sounds two short, one prolonged, and two short blasts on the whistle. What action should you take?

A
No action is required; the icebreaker will move out of the channel.
B
Move to the right hand side of the channel and slow to bare steerageway.
C
Stop your headway and await further signals.
D
Slow to bare steerageway and be prepared to come ahead as the icebreaker commences escorting your vessel.
E