You are an enterprise application developer. You are designing an event logging mechanism for a Web service. The Web service will be hosted on a Web farm. Your company policy specifies that all events for a component must be stored in a secure location. You need to design the event logging storage strategy to comply with the company policy. Which storage mechanism should you use?

A.
Trace.axd

B.
Event log database

C.
System event log

D.
Application event log