[单选题]
What principle is responsible for alternating +lc 81gb(lp*3s ,wlw pk 5mzt w 7d-o9ly.ydkoli+b(w9lsiw: qjf(bs4kr9jdz s ; ;)yjnght and dark bands when light passes through two or more narrow slits?wd zq99 binjk:y f+l4;ssbrwj(js)(;
A. refraction
B. polarization
C. dispersion
D. interference