While installing a new IBM System Storage DS5100 into a customer’s data center， it is discoveredthat the customer does not have enough available Fibre Channel ports on their switches. Which ofthe following should have been used to avoid this situation？（）

• A、IBM DS5000 Cabling Tool
• B、IBM e-Configurator Tool
• C、IBM Pre-Installation TDA Checklist
• D、IBM Standalone Solutions Configuration Tool