Consider the following Entity Relationship diagram. Which of the following Department and Student relations hold correctly if the below ER diagram is mapped into a relational model 1) Department (DeptName, Chair) ID) Department (DeptName, Chair, StuID) III) Department (DeptName, Chair, StulD) IV) Student (Stuld, Name, DeptName) V) Student (Stuld. Name, DeptName) VI) Student (Stuld. Name) StuID Name DeptName Chair N 1 Student Majorsin Department a) b) es 1. IV II, VI IV III. V III, IV 1.V Bos birak CARE Aramak icin buraya vazi al