Research and explain with your own words Chen’s entity-relationship data (ERD) model and the process of normalization from first normal form to third normal form.

Research and explain with your own words Chen’s entity-relationship data (ERD) model and the process of normalization from first normal form to third normal form. Discuss what types of information are stored in your sector (or sector of interest) and what types of information are shared with a third party (if any).