By using the information above, draw an appropriate ER diagram showing this information, make sure you show suitable relationships that may exists between stakeholders,conferences, meeting rooms and dates (10)

(ii) After critical analysis of the NGO`s conferences, some relevant additions where identified, butnot all of these can be included easily on a ER diagram.? Every conference must have a project leader among the conference stakeholders? No stakeholder must register more than one conference on the same day.? All stakeholders must register at least one conference compulsory.

(a) Among the additions you have identified, can you list only 3 of them and explain why you identify them as critical inclusions/additions.