Respuesta :

The answer is D 664in^2.
we know that 
surface area=2*area of the base+perimeter of the base*height

area of the base=16*12----> 192 in²

perimeter of the base=2*[16+12]-----> 56 in
height=5 in

surface area=192+56*5-------->  664 in²

the answer is
664 in²