The following SAS program is submitted: data work.totalsales; set work.monthlysales(keep = year product sales); retain monthsales {12} ; array monthsales {12} ; do i = 1 to 12; monthsales{i} = sales; end; cnt + 1; monthsales{cnt} = sales; run; The data set named WORK.MONTHLYSALES has one observation per month for each of five years for a total of 60 observations. Which one of the following is the result of the above program?