Question 4 [24 marks] The results of a Third Normalized Form (3NF) of a database structure for Boston's Braamfontein Support Center were presented to you by a database design intern. It should be noted that the entities' primary key properties are those mentioned in bold. STUDENT(STUDENT_NUM, STUDENT_NAME, COURSE_NAME) COURSE(COURSE_NAME, NQF_CREDITS) MODULES(MODULE_CODE, MODULE_NAME, EDUCATOR) ASSIGNMENT(MODULE_CODE, STUDENT_NUM, MARK) As an experienced database designer, outline, giving examples of the above attributes and entities, any six steps that you can take to improve the above design of the database