You work as a Systems Administrator for your company. The company has a subscription to Microsoft 365. All users in your company have a Microsoft 365 E3 license.
All users use Microsoft Teams for collaboration.
A company security policy has the following requirement:
✑ All files used in personal chats or team collaborations must be retained for a minimum of one year.
You need to configure a retention policy to meet the security requirement.
Which two locations should you apply the retention policy to? (Choose two)