Page 4 - PowerPoint 프레젠테이션
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CONTENTS















                                                                                                                                               01





                                                                                                                                  Problem







                                                                                                                                          Motivation

                                                                                                                                      Social Problem

                                                                                                                                        Opportunity

                                                                                                                                           Identifier




                                                                                                                                           문제점
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