A. away B. from C. down D. off
A. Y B. N C. NG
A. STD tt[2]={{l,'A',62},{2,'B',75}}; B. STD tt[2]={1,"A",62,2,"B",75}; C. streetn[2]={{1,'A'},{2,'B'}}; D. struct tt[2]={{1,"A",62.5},{2,"B",75.0}};