A user has hosted an application on EC2 instances. The EC2 instances are configured with ELB and Auto
Scaling. The application server session time out is 2 hours. The user wants to configure connection draining to
ensure that all in-flight requests are supported by ELB even though the instance is being deregistered. What
time out period should the user specify for connection draining?

A.
5 minutes

B.
1 hour

C.
30 minutes

D.
2 hours