What should you modify?

Your company has a Microsoft subscription.

The Microsoft 365 tenant uses a domain named contoso.com.

You need to ensure that team channels can receive email only from users in the company and email addresses that use an email domain named @fabrikam.com.

What should you modify?
A . the External collaboration settings in the Azure Active Directory admin center
B. the list of accepted domains in Microsoft Exchange Online
C. the org-wide Teams settings
D. the global teams policy

Answer: C