8.
Your Answer is
Correct Answer is F
Explanation
According to the sentence meaning, the subject of peer down should be my mother.
F item: peering down at the camera is an accompanying adverbial, which modifies the previous sentence, that is, the action of my mother, which is correct.
G/H item: attributive clause, modifying the previous branch, error.
J item: doing is placed after branch as a post-attributive and also modifies branch, wrong.