(a) Perfection by possession or delivery. Except as otherwise provided in subsection (b) of this section, a secured party may perfect a security interest in tangible negotiable documents, goods, instruments, money or tangible chattel paper by taking possession of the collateral. A secured party may perfect a security interest in certificated securities by taking delivery of the certificated securities under section 8-301.
(b) Goods covered by certificate of title. With respect to goods covered by a certificate of title issued by this state, a secured party may perfect a security interest in the goods by taking possession of the goods only in the circumstances described in section 9-316(d).
(c) Collateral in possession of person other than debtor. With respect to collateral other than certificated securities and goods covered by a document, a secured party takes possession of collateral in the possession of a person other than the debtor, the secured party or a lessee of the collateral from the debtor in the ordinary course of the debtor's business, when:
(1) The person in possession authenticates a record acknowledging that it holds possession of the collateral for the secured party's benefit; or