Scenario: A Citrix Architect needs to design a hybrid XenApp and XenApp and XenDesktop environment which will include Citrix Cloud as well as resource locations in on-premises datacenter and Microsoft Azure.

Organizational details and requirements are as follows:

1. Active XenApp and XenDesktop Service subscription

2. No existing NetScaler deployment
3. About 3,000 remote users are expected to regularly access the environment
4. Multi-factor authentication should be used for all external connections
5. Solution must provide load balancing for backend application servers
6. Load-balancing services must be in Location B

Click the Exhibit button to view the conceptual environment architecture.

The architect should use ________ in Location A, and should use _________ in Location B. (Choose the correct option to complete the sentence.)