Final answer:
Probationary drivers in the Graduated Driver Licensing program are not allowed to use a cell phone while driving; conditions like zero blood alcohol content, passenger limits, and displaying an 'N' sign are mandatory.
Step-by-step explanation:
The condition that is NOT a requirement for probationary (Class 5) drivers in the Graduated Driver Licensing program is c) Cell phone usage allowed. Typically, the conditions for probationary drivers include zero blood alcohol content, limited number of passengers, and displaying an 'N' sign on the vehicle to signify a new driver. The use of a cell phone while driving is not permitted for probationary drivers to ensure road safety and avoid distractions.