Draw an ER diagram. Make sure each entity type has at least one key attribute. Document any assumptions you make. Avoid diagrams with a single entity. b.if you think the description is incomplete, list other data the database should store. c.Adjust your design to incorporate these additions. Problem:A psychological study requires participants to answer several questions related to their personality. The database should store the multiple-choice answers (A, B, C, D) to the questions and information about each participant, such as participant id, age, and gender. The database should compute a score based on the individual's answers. The score indicates one of 8 personality categories. Each category has an identifying name and specifies that each of three qualities is either true or false.