MOV AH$,00$h $|$

MOV AL$,12$h $|$

INT $10$h $|$

MOV CX$,170|$

MOV DX$,240|$

MOV AX$,0$C$02$h $|$

BACK: INT $10$h $|$

INC CX $|$

CMP CX$,470|$

JB BACK $|$

What is the final outcome of this code $?$ a$.$

Print a vertical green line

b$.$

Change to a new video setting

c$.$

Print a horizontal blue line

d$.$

Nothing changes

e$.$

Print a vertical blue line

f$.$

Print a horizontal green line

g$.$

Code has an error