Final answer:
Jill should recommend retaining the health records of minors for 5 years after the last treatment date or until the minor reaches 18 years old, whichever is longer.
Step-by-step explanation:
According to the AHIMA best practices for record retention, Jill should recommend retaining the health records of minors for 5 years after the last treatment date or until the minor reaches 18 years old, whichever is longer.
This ensures compliance with the current policy and takes into account the importance of protecting the privacy of minors. The retention period should be based on the longer of the two options provided.