Question $1$

After executing the following code fragment:

r$1,$ #$9$

r$3,$ #$8$

sub r$0,$ r$1,$ r$3,$ lsr #$2$

the content of ro should be$...$

$($A$)$ #$7$

$($B$)$ #$12$

$($C$)$ All other answers are incorrect

$($D$)$ #$23$

#$-1$

$($F$)$ #$1$

$($G$)=17$

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please pick the right option. I will upvote you.