Answer:
i don't no the answer but if u create another flocabulary account and u look up the title u cab go to the quiz and pick whatever answer and then it will show the right answer and u can put it in the one for ur school quiz if that makes sense
The correct answer should be A. He was occupied with making sure his sister did not repeat the same error, otherwise.
This should be the correct answer because placing otherwise here would create confusion in the sentence as it is not sure to what it refers.