df.groupby(['department', 'status'])['c_name'].count()

department                                                status
Agriculture                                               Accepted      3
                                                          Pending       2
                                                          Rejected     13
Department of Education and Training                  Accepted    290
                                                          Rejected     65
Higher Education                                  Accepted    424
                                                          Pending      24
                                                          Rejected     92
Medical Education and Research                    Accepted     34
                                                          Pending       3
                                                          Rejected      1

.plot(kind='bar', stacked=True)