A $30$ ton rooftop air conditioning unit has an Energy Efficiency Ratio of $9\mathrm{.}3.$What is its kilowatt load at full load?

Pick one choice from A to E and show work.

A$)27\mathrm{.}9$ kw

B$)32\mathrm{.}8$ kw

C$)35\mathrm{.}6$ kw

D$)38\mathrm{.}7$ kw

E$)49\mathrm{.}3$ kw