You are designing a wireless network for a client. Your client needs the network to support a data rate of at least $150$ Mbps $.$ In addition, the client already has a wireless telephone system installed that operates $2\mathrm{.}4$ GHz $.$

Which $802\mathrm{.}11$ standard works BEST in this situation?

$802\mathrm{.}11$b

$802\mathrm{.}11$n

$802\mathrm{.}11$a

$802\mathrm{.}11$ g