Final answer:
An advisory letter is mailed to a licensee when they accumulate 6 to 11 points on their driving record within any twelve months.
Step-by-step explanation:
An advisory letter is typically mailed to a licensee when they accumulate a certain number of points on their driving record within a specified time frame. The range of points that triggers the sending of an advisory letter can vary by jurisdiction. However, based on the options provided, the most common range within which a licensee may receive an advisory letter is between 6 to 11 points within any twelve months period. Accumulating these points could relate to various traffic violations and is intended as a warning to the driver before more severe consequences are imposed.