Canadian Boating Practice Exam

A green border on a restriction sign indicates that a special condition applies to the restriction. This distinguishes it from warning signs or regulations that may only apply to certain types of vessels. The other options are incorrect because a green border does not necessarily mean that the sign is a warning sign (option A), that only motorized vessels are allowed (option B), or that the area is safe for all types of vessels (option D). Option A is too broad and does not take into account the specific purpose of the green border. Option B is too limiting as not all restrictions with a green border only apply to motorized vessels. Option D is incorrect because a green border does not necessarily indicate safety, as the restriction may still pose some risks or dangers for vessels. Therefore, the most accurate answer is C, as it provides the most specific and accurate description of what a green border on a restriction sign