Which expiration and escalation setting can be used to route a task a specified number of levels up a management chain if the assignee does not respond in a given time period?

Which expiration and escalation setting can be used to route a task a specified number of levels
up a management chain if the assignee does not respond in a given time period?

A.
Never expire

B.
Expire after

C.
Route to manager

D.
Renew after

E.
Escalate after

F.
Management chain