请选择ABCD*R9u7m.IDon’t ______ to other people.+~:V,g)P0m1\)X'Z4p
A. rude+~:V,g)P0m1\)X'Z4p
B. be polite+~:V,g)P0m1\)X'Z4p
C. be rude+~:V,g)P0m1\)X'Z4p
D. be kind+~:V,g)P0m1\)X'Z4p