Hello,
the answer would be...
_In the backyard_
The misplaced modifer is in answer C: She called for help at the top of her voice, not the corner.
The answer is hyperactive.
The word hyperactive refers to extremely active or abnormally active. Hyperactive is the adjective form of hyperaction. Hyperactively is the adverb form. The work inactive refers to being not engaged or not working while the word reactive refers to the acting in response to a situation.