一种商品按原价先提价10%后,再降价10%,现在售价请选择ABC3f*x4z5A7f2{8~:o;Q*n-`9[,N8z-T(M8O2K(H
A、不变:o;Q*n-`9[,N8z-T(M8O2K(H
B、增加了:o;Q*n-`9[,N8z-T(M8O2K(H
C 、减少了:o;Q*n-`9[,N8z-T(M8O2K(H