That's my answer which needed some object classes to be added.

Consider the specification of the use case "Make machine rent" of an online system (next page). If you want the complete description of the system, and the use case diagram. these are also available in Appendix A. Propose a design sequence diagram of this use case. The corresponding design class diagram is provided for your use. (marks: 15% ) the complete description of the system is available in Appendix A. pole, sena message "Not avaulabie Dronsea a danan mankansea dto