Which is the correct order of a log flow processed by SmartEvent components?

Which is the correct order of a log flow processed by SmartEvent components?
A . Firewall > Correlation Unit > Log Server > SmartEvent Server Database > SmartEvent Client
B . Firewall > SmartEvent Server Database > Correlation Unit > Log Server > SmartEvent Client
C . Firewall > Log Server > SmartEvent Server Database > Correlation Unit > SmartEvent Client
D . Firewall > Log Server > Correlation Unit > SmartEvent Server Database > SmartEvent Client

Answer: D