Flexible: You can add or cancel participants until shortly before the Keimzelle of the exam, using the familiar template. You do not need any special approvals. This makes registration more flexible. Rein addition, you can remove registrations free of Lot rein the Veranstaltung of cancellations. 您對本網站/應用程式的使用（包括但不限於瀏覽、存取、傳輸等行為）相當於您同意遵守下列服務條... https://b270246.ttblogs.com/10626584/eine-unvoreingenommene-sicht-auf-購買b2證書