Which is an explicit requirement in the Circular No$.230$ rule on solicitations with respect to published fee information?

$-$The practitioner should send copies of proposed fee scheduled to the IRS.

The practitioner should retain copies of all fee schedules for at least $36$ months.

The practitioner may not charge rates that exceed amounts in published fee schedules within a certain period of time.

$\_$The practitioner may not use social media to publish fee schedules.