某主港经季节改正后的高潮潮高3.0m,查得潮高差资料如下表,则与所紿主港潮高对应的附港潮高差为___ Place Height Difference(in meters) Standard Port MHWS MHWN MLWN MLWS 3.5 2.5 1.4 1.0 Secondary Port - 0.6 -0.4 -0.4 -0.4 A.
+0.7m B.
+0.6m C.
+0.5m D.
+0.8m