Bob signed a lease for a building on May 1. Bob's landlord is tricky and has Bob sign a security agreement granting the landlord a security interest in Bob's equipment. That same day, the landlord files a financing statement covering Bob's equipment.

On May 12, the sheriff levies upon Bob's equipment pursuant to a judgment against Bob in favor of Creditor.

On June 1, the IRS files a notice of federal tax lien against Bob due to Bob's failure to pay taxes last year.

On July 1, Bob files a petition for bankruptcy. The value of the equipment is not sufficient to pay all of the claims against it. Which statement is correct?

A. Landlord has first priority

B. Creditor has first priority

C. The I.R.S. has first priority

D. All three creditors will share equal proiority.