You are the IT professional who work in an International company named Wiikigo. You are experienced in troubleshooting operating systems and applications that are not working correctly, identifying code defects and so on. You have enough knowledge on windows internals and you provide technical support for the company. There is a computer named C02 in the company.

Windows Server 2008 is run by C02. The computer crashes every week and a complete memory dump is created. The !analyze command is run from WinDbg by you and get the following output:

Bad_Pool_Header 0x0000000019 (0x0000000020, 0xa34583b8, 0xa34584f0, 0x0a270001)

You need to identify the pool tag that is associated with the Bad_Pool_Header pool allocation. Of the following WinDbg commands, which one should be used?

A.
!vm should be used.

B.
!pool should be used.

C.
!xpoolmap should be used.

D.
!poolused should be used.