A workgroup switch is configured with all ports assigned to VLAN 2. In addition,all ports are configured as full-duplex FastEthernet. What is the effect of adding switch ports to a new VLAN on this switch?（）
- A The additions will create more collision domains.
- B IP address utilization will be more efficient.
- C More bandwidth will be required than was needed previously.
- D An additional broadcast domain will be created.
- E The possibility that switching loops will occur will increase dramatically.