What Is the Value of the Variable ACCUM After Instructions $\mathrm { ACCUM } = 1$

What is the value of the variable ACCUM after instructions corresponding to the following pseudocode are executed?
$\mathrm { ACCUM } = 1$
COUNT $= 0$
DOUNTIL COUNT $\geq 4$
$\mathrm { ACCUM } = \mathrm { ACCUM } + \mathrm { ACCUM }$
COUNT $=$ COUNT + 1
ENDDO

A) 8
B) 16
C) 32
D) 64