Consider the following scenario: An office is used by several workers sharing a single printer. A a simplification of a real life scenario it is assumed that the printer is able to print any number of jobs, independently of the number of pages those jobs have, before running out of toner. The toner is replaced by a technician whenever necessary. a.[5] Provide an FSP description of the above scenario. You must provide also a brief description of the intended behavior for each one of the processes you define. Hint: Possible processes for the above scenario are PRINTER, USER and TECHNICIAN. b.[5] Provide a Petri nets (any kind) description of the above scenario