You have a Microsoft Exchange Server 2019 organization.
You purchase an Exchange Online subscription.
You plan to implement an Exchange hybrid deployment that supports the following features:
Federated sharing of free/busy information
Single-sign on (SSO) access to both on-premises and Exchange Online mailboxes.
Secured access to mailboxes by using Microsoft Azure Active Directory (Azure AD) conditional access policies.
A unified global address list (GAL) that contains all the mailboxes in the on-premises and Exchange Online organizations.
You plan to run the Microsoft Office 365 Hybrid Configuration wizard.
You are evaluating whether to use Exchange Classic Hybrid or Exchange Modern Hybrid.
Which requirement can only be met by using the Exchange Modern Hybrid connection option?
A. the federated sharing of free/busy information between organizations
B. SSO access to both on-premises and Exchange Online mailboxes
C. a unified GAL list that contains all the mailboxes in the on-premises and Exchange Online organizations
D. secured access to mailboxes by using Azure AD conditional access policies.
