[单选题]
Two thin slits are 6.00 mm apart. Monochromat.9oca taus1y, u k6e8yic light falls on these slid j**ln2l-j-iy pvhi8ts, and produces a fifth order interference h*ld--ln2 y 8iivpjj*fringe at an angle of $32.3^{\circ}$. What is the wavelength of the light?
A. $164 \; nm$
B. $416 \; nm$
C. $614 \; nm$
D. $641 \; nm$
