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:
- Active XenApp and XenDesktop Service subscription
- No existing NetScaler deployment
- About 3,000 remote users are expected to regularly access the environment
- Multi-factor authentication should be used for all external connections
- Solution must provide load balancing for backend application servers
- 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.)
A. NetScaler Gateway as a Service, no NetScaler products
B. No NetScaler products, NetScaler ADC (BYO)
C. NetScaler Gateway as a Service, NetScaler ADC (BYO)
D. No NetScaler products, NetScaler ICA Proxy (cloud-licensed)
E. NetScaler Gateway as a Service, NetScaler ICA Proxy (cloud-licensed)
F. No NetScaler products; NetScaler Gateway appliance