I got some feedback from my teacher, and I hope you can modify my paper follow the feedback. Due to is and audio feedback so I used google translator translate the feedback to you, I will upload the original feedback below if you can not understand the translate you can open that slides and click that blue icon to listen. Topic T5&T6 do not need to modify. Other parts need to modify especially the last part. Is a decision making assignment, I will send you my choice, please follow that choice and the feedback to modify. Thank you very much.