Which GSLB algorithm or method should the architect use for the deployment based on the stated requirements?

Scenario: A Citrix Architect needs to design a new multi-datacenter Citrix ADC deployment. The customer wants Citrix ADC to provide access the various backend resources by using Global Server Load Balancing (GSLB) in an Active-Active deployment.

Click the Exhibit button to view additional requirements identified by the architect.

Which GSLB algorithm or method should the architect use for the deployment based on the stated requirements?
A . Source IP hash
B . Least response time
C . Least connections
D . Least packets
E . Static proximity
F . Dynamic round trip time (RTT)

Answer: F