The following SAS program is submitted:
%macro
Name Age;
COLS1;
%mend;
%macro
Height Weight;
COLS2;
%mend;
proc print data=SASHELP.CLASS;
[_insert_VAR_statement_here_]
run;
Which VAR statement successfully completes
the program to produce a report containing
four variables?
A.
var %COLS1 %COLS2;
B.
var %COLS1-%COLS2;
C.
var %COLS1 Weight Height;
D.
var Weight Height %COLS1;
想请问下这道题的思路,谢谢!