Your network consists of a single Active Directory domain. All servers run Windows Server 2003 Service Pack 2 (SP2). All client computers run Windows XP Professional Service Pack 3 (SP3). You create an account for a new user named User1. User1 reports that when she first attempts to log on to the domain, she receives the following message. Other users report that they can log on to the domain from User1’s computer. You need to ensure that User1 can log on to the domain. What should you do? （）
- A Modify the properties of User1’s account.
- B Modify the properties of the computer account.
- C On User1’s computer, create a local user account.
- D On User1’s computer, modify the local security policy.