What should you implement?

You have a Microsoft 365 tenant that has modern authentication enabled.

You have Windows 10, MacOS. Android, and iOS devices that are managed by using Microsoft Endpoint Manager. Some users have older email client applications that use Basic authentication to connect to Microsoft Exchange Online.

You need to implement a solution to meet the following security requirements:

• Allow users to connect to Exchange Online only by using email client applications that support modern authentication protocols based on OAuth 2.0.

• Block connections to Exchange Online by any email client applications that do NOT support modern authentication.

What should you implement?
A . a conditional access policy in Azure Active Directory (Azure AD)
B . an OAuth app policy m Microsoft Defender for Cloud Apps
C . a compliance policy in Microsoft Endpoint Manager
D . an application control profile in Microsoft Endpoint Manager