[单选题]
A gas with a volume of /htwm19 i7 rgrv q8ad1w gqxn3 b3/craej vas+ 51yv/*$1.0\,cm^3$ and pressure of $1.0\,hPa$ expands through an adiabatic process to $8.0\,cm^3$.
What is the final pressure of the gas in $hPa$?
A. $\frac{1}{32}$
B. $\frac{1}{8}$
C. $\frac{1}{4}$
D. $\frac{1}{2}$
