Records
Telephones (wall or wired with spinning dial)
Either investigates or elaborates. I think it's elaborates
The correct answer for this would be option B. Based on the given sentence above, the highlighted part of the sentence which is "<span>who had been to the mansion before," is called an appositive phrase. This is considered as an appositive phrase because it renames or describes the noun next to it. Hope this helps.</span>
