How should the investigator troubleshoot this issue?

An investigator his successfully installed the ExchangeOnlineManagement module on their investigation system and is attempting to search a client’s Microsoft 365 Unified Audit Log using PowerShell. PowerShell returns a "command not found" error each time they try to execute the Search-UnifiedAuditLog cmdlet.

How should the investigator troubleshoot this issue?
A . Ensure their system has .NFT version 4.b or later Installed
B . Ensure that MFA has been disabled for The account used
C . Check that they are using PowerShell Core
D . Check the permissions of the account used in Microsoft 365

Answer: C