$$In a data flow diagram $($DFD$),$ the Gane and Sarson symbol for a process is a $\_\_\_\_\_.$

Selected Answer:

Correctb.

$$rectangle with rounded corners

Answers:

a$.$

$$rectangle$,$ which may be shaded to make it look three$-$dimensional

Correctb.

$$rectangle with rounded corners

c$.$

$$line with a single or double arrowhead

d$.$

$$flat rectangle that is open on the right side and closed on the left side