How will one escape from printing graphs of variables, whose value gets changed for the program?

Use the close all command at the beginning

Use the clear all command at the beginning

How will one escape from printing graphs of variables, whose value get

1.	How will one escape from printing graphs of variables, whose value gets changed for the program?
A.	Use the clear all command at the beginning
B.	Use the close all command at the beginning
C.	Use the clc command
D.	Cannot be escaped
Answer» B. Use the close all command at the beginning