Whose wallet is this? In , calls the inanimate whose "often an inescapable way of avoiding clumsiness".
Scott, Foresman and Company.
How in the world are we all going to communicate effectively if we allow words to shift in meaning like that? They are who — not whom.
This is it, folks! After the decline of the power of Rome, the dominant force in Asiatic commerce and navigation was Persia, and from that time onward, until the arrival of the Portuguese upon the scene early in the 16th century the spice trade, whose chief emporia were in or near the Malay Peninsula, was in Persian or Arab hands.