S1:Hi, Chief, it's your good time now.S2:Really miss you. Have you completed your adjustment to night vision?S1:I can catch you without any difficulty.S2:OK. Now the ship is approaching Gibraltar Strait, and will enter traffic separation scheme soon.S1:What is the heading and speed?S2:Heading sets 080 (zero eight zero) degrees, speed over ground 18 knots, check up gyro and standard compass, +2 degrees in difference.S1:Good, the ship is in her own way.S2:The wind is soft and visibility is not so good. Sometimes mist appears.S1:Understood.S2:Port radar is working at 12 miles scale. There is a lot of traffic nearby.S1:Let me have a look. How about the port bow vessel, 7 miles away?S2:She is a head-on vessel, no conflict with us till now.S1:I see.S2:Navigational lights work well and all navigational and safety equipment are in good condition.S1:Alright. Have any special instructions?S2:That's all. If there is any question, please call the captain immediately. Q2:Which statment is true according to the dialogue?