In Which Scenario Do Aruba 5400R Series Switches, but Not

In which scenario do Aruba 5400R Series switches, but not Aruba 2930M Series switches, meet the needs for a wired upgrade?

A) The customer has recently deployed Aruba AP-345 APs and is concerned about a future-proof wired edge that will continue to support expanding bandwidth requirements.
B) The customer requires each access layer switch to support at least 40Gbps on its fiber uplinks at all times, including if up to one uplink fails.
C) The customer requires enhanced redundancy at the access layer and wants to ensure that each switch can continue to operate even is a power supply fails.
D) The customer requires switches in the same closet to connect together into a single virtual switch that is managed and operates as a single device.