Based on the following program and data, how many rows will be included in the output table created?

Employee$\_$ID

Postal$\_$Code

$121074$

$92128$

$121074$

$92128$

$121128$

$92129$

$121755$

$92129$

$121830$

$92129$

proc sort data$=$employees dupout$=$dups nodupkey;

by Employee$\_$ID;

run;

Question $4$ options:

$1$

$2$

$3$

$4$

$5$