單項選擇題試將數(shù)據(jù)集SASHELP.workers第10到15條觀測中滿足條件"ELECTRIC>260"的觀測提取出來,生成新的數(shù)據(jù)集tmp,以下哪種解法正確?()

A.data tmp;set SASHELP.workers(firstobs=10obs=15);if ELECTRIC>260;run;proc print;run;
B.data tmp;set SASHELP.workers(firstobs=10obs=15);where ELECTRIC>260;run;proc print;run;
C.data tmp;set SASHELP.workers(firstobs=10obs=5);where ELECTRIC>260;run;proc print;run;
D.data tmp;set SASHELP.workers(firstobs=10obs=5);if ELECTRIC>260;run;proc print;run;


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