The CTO of AW Computing has defined a new policy for cases to improve customer satisfaction. All cases submitted with a Case Reason of Installation must be acknowledged immediately via email and assigned to the appropriate agents. Any cases that are still in the New status after 4 hours must be escalated to support management. What case management tools need to be utilized for this requirement?

A. Auto-response rules, Macros, Entitlements

B. Auto-response rules, Queues, Macros

C. Auto-response rules, Queues, Escalation Rules

D. Auto-response rules, Entitlements, Escalation Rules