Some Tiny College staff employees are information technology $($IT$)$ personnel. Some IT personnel provide technology support for academic programs, some provide technology infrastructure support, and some provide support for both. IT personnel are not professors; they are required to take periodic training to retain their technical expertise. Tiny College tracks all IT personnel training by date, type, and results $($completed versus not completed$).$ Given that information, create the complete ERD that contains all primary keys, foreign keys, and main attributes.