You are the network administrator for your company. The network consists of a single Active Directory domain and two subnets. The network contains a Windows Server 2003 computer named Server2. On Server2， Routing and Remote Access is enabled and is configured as a dial-up server. A Windows Server 2003 computer named Server3 functions as a DHCP server.Server3 is authorized in the domain and leases 192.168.1.0/24 addresses to desktop client computers on the LAN and to Server2 for dial-up user connections. On Thursday， several dial-up users report that they cannot connect to Server2. You open DhcpSrvLog-Thu.log and notice several lines that are partially shown in the following list. You want the dial-up users to have successful connections， and you want to avoid disrupting the LAN.  What should you do？（）

• A、Delete the scope and create a new one in the 10.10.0.0 class.
• B、On Server3， configure the Conflict detection attempts setting to 2.
• C、For the default Routing and Remote Access Class， create a 051 Lease scope option lease duration that uses a longer lease duration than the LAN.
• D、Configure a static address pool on Server2 for the dial-up client computers.