[单选题]
20.00 cm of space is z-8g z5f.t3 ven*tc uwkfuudaa5 7/lw:69ufdavailable. How long a piece of brass at $20 \; ^{\circ}C$ can be put there and still fit at $200 ^{\circ}C$? Brass has a linear expansion coefficient of $19 \times 10^{-6} \; ^{\circ}C^{-1}$.
A. $19.93 \; cm$
B. $19.69 \; cm$
C. $19.50 \; cm$
D. $19.09 \; cm$
