[单选题]
A soap bubble has an index + ie-n :aofol3t4a6 ybof refraction of 1.33. What minimum thickness olyb7 tp+h 5zn *xu;c3rf this bubble will ensure maximum reflectance of norm3plr*5zc btux yh;n+7ally incident 530 nm wavelength light?
A. $24.9 \; nm$
B. $99.6 \; nm$
C. $199 \; nm$
D. $398 \; nm$
