Identify the correct speed for the highlighted cell:

$\backslash$table$[[$WLAN Standard,$\backslash$table$[[$Maximum Stream Rate$],[($Mbps$)]],$Frequency Range$],[802\mathrm{.}11b,,],[802\mathrm{.}11a,,],[802\mathrm{.}11g,,],[802\mathrm{.}11n(20MHz),,],[802\mathrm{.}11n(40MHz),,]]$

$11$

$54$

$72$

$150+$