---

Which PROC PRINT step below creates the following output?

 

proc print data=flights.laguardia noobs;
var on changed flight;
where on>=160;
run;

---

 

proc print data=flights.laguardia;
var date on changed flight;
where changed>3;
run;

---

 

proc print data=flights.laguardia label;
id date;
var boarded transferred flight;
label boarded='On' transferred='Changed';
where flight='219';
run;

---

 

proc print flights.laguardia noobs;
id date;
var date on changed flight;
where flight='219';
run;

---