The correct answer is (B). Authorized means "given permission", but sometimes there is limitations and the subject of the story may not want others going through personal records (ruling out A, C, and D). I hope this helps!
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This is the best app I had ever seen for a long while time and time money to I was already a good game idea and it would mean the app world for me to do get a new.
the answer c. such as would work best in the sentence.