What were some of the major problems that rome faced in the 3rd ce?

Some of the major problem that the Roman Empire faced during the 3rd century ere invasion, civil war, economic depression, and plague.  Because of these major problems, the Roman Empire nearly collapsed. The crisis that the empire experience started when Emperor Severus Alexander were assassinated by his own troops.

what are the choices btw if it was me id say the lack of money to continue with education

the exclusive possession or control of the supply or trade in a commodity or service.