Great Bank of Missouri (GB), which is a national bank located in Missouri, extends an operating line of credit to Bush Oil Company, Inc., which is a Texas corporation. Bush Oil Company, Inc. has granted GB a security interest in all of the oil extracted from its wells, which are located in both Texas and Oklahoma.  Where would GB need to file to properly perfect its security interest?

1. Missouri.

2. Texas.

3. In the central filing office in both Oklahoma and Texas.

4. In the local (recorder of deeds) office in the counties where the wells are located in both Oklahoma and Texas

5. In all states where the collateral, the secured party, or the debtor are located.