Final answer:
After completing account compromise steps in Cherwell, the ticket should be assigned to Security Operations, as they specialize in handling security-related incidents.
Step-by-step explanation:
When a user has completed the steps for handling an account compromise listed in Cherwell, the most appropriate team to assign the ticket to is Security Operations. This team is specifically trained to handle security incidents and will take the necessary actions to investigate the compromise further, secure the account, and prevent any potential security breaches. It's also crucial that they analyze the incident for any wider security implications to the organization's IT infrastructure.