Choice "A" is correct. To be a holder of order paper, one must have all necessary signatures, such as that of the transferor, and possession of the instrument must have been transferred. UCC 3-201
Choice "b" is incorrect. To have the status of a holder, one must also have the signatures of all necessary parties, such as that of the transferor.
Choice "d" is incorrect. To have the status of a holder, the instrument must have been transferred to the possession of the holder.
Choice "c" is incorrect. To be a holder of order paper, one must have all necessary signatures, such as that of the transferor, and possession of the instrument must have been transferred.