Which statement is true regarding the submitted program?

The following SAS program is submitted:

proc sort data=SASUSER.VISIT out=PSORT; by code descending date cost; run;

Which statement is true regarding the submitted program?
A . The descending option applies to the variable CODE.
B . The variable CODE is sorted by ascending order.
C . The PSORT data set is stored in the SASUSER library.
D . The descending option applies to the DATE and COST variables.

Answer: B