Why should you recommend that the customer update the wired network?

A customer wants to upgrade their 802.11a/b/g APs to 802.11ac APs.

However, the customer does not want to refresh their aging wired infrastructure, which is from another vendor, because most users access the network from a wireless connection.

Why should you recommend that the customer update the wired network?
A . Customers should update wired infrastructure every two years to take advantage of new features.
B . Customers can simply ensure their switch software is up to date.
C . The 802.11ac APs support higher bandwidth, which requires a stronger wired backbone.
D . Aruba wireless technologies require an Aruba wired environment to function properly and deliver business benefits.

Answer: C