[单选题]
The separation between adjat8t h+nnf ,g1qcent maxima in a double-sldpw*-*q7.wjhkhvedqr 3 u+ o;it interference pattern using moehwq wu.;*odpr 3+qv-kh j7*d nochromatic light is
A. greatest for red light.
B. greatest for green light.
C. greatest for blue light.
D. the same for all colors of light.
