Refer to the following UML class diagram to answer questions 11 to 15 below about the relational database based on this model Purchase Orders 0 Employees Products 4 Purchases Suppliers CA GAN DISON ment 11 The Purchases table would have four foreign keys. 12. The associate between Purchase Orders and Purchases would be implemented with a linking table 13. The Purchase Orders table would have the same foreign keys as the Purchases table, 14 Each Purchase Order would be ultimately linked to one cash disbursement 15. The Cash Disbursements table would have three foreign keys. Refer to the following UML class diagram to answer questions 11 to 15 below about the relational database based on this model Purchase Orders 0 Employees Products 4 Purchases Suppliers CA GAN DISON ment 11 The Purchases table would have four foreign keys. 12. The associate between Purchase Orders and Purchases would be implemented with a linking table 13. The Purchase Orders table would have the same foreign keys as the Purchases table, 14 Each Purchase Order would be ultimately linked to one cash disbursement 15. The Cash Disbursements table would have three foreign keys