Scenario: An architect is designing a NetScaler solution that implements GSLB. The solution must provide StoreFront access through a single URL worldwide and maintain a highly available configuration globally as well as locally. How many StoreFront servers are recommended to implement this configuration?
A. Six, one site for each store
B. Six, two in each datacenter
C. Three, one in each datacenter
D. Four, two in the primary and two in the backup datacenter