A customer wants to install a new wireless network in their home. The customer already has two Ethernet-enabled desktop computers, one printer, three 802.11g-enabled laptop computers, and a cable modem Internet connection. Which single piece of hardware can the customer purchase to connect all of these devices to each other and to connect the computers to the Internet?

A.
Wireless application server with 802.11g USB hub

B.
Wireless access point with integrated print server and coaxial connector

C.
An 802.11a/g USB2 device with an integrated software access point.

D.
Wireless router with 4 port integrated 10/100 Ethernet switch