A company is deploying a new wireless network in their office to improve the bandwidth and performance of wireless communications for their staff. The current wireless infrastructure is based on the 802.11n standard. They want the new network to support speeds up to at least 1 Gbps and operate on the 5 GHz frequency to avoid interference with other devices. Which wireless standard should the company deploy to meet these requirements?
802.11b
802.11g
802.11ac
802.11n