ah, the old cruise clearance
cherokee 2856D cleared to Cruise 9000' V6 Bozo airport.
minimum IFR altitude might even include minimum vectoring altitude if in radar contact.
the whole point is for YOU to choose the minimum available altitude from 9000' to the airport. You would have to ask for min vectoring altitude, or your charts would show on airway MEA or MOCA. or GRID MORA , or even the newer airway MORA.
which one is up to YOU, but YOU have to be sure which one is correct. So get out your chart