March 3, 2016 - Bert buys the ranch for $900,000; gives a mortgage to First Interstate Bank (FIB) to secure the loan April 12, 2018 - Bert gives First Federal (FF) a new mortgage (lower rate); FF pays off the FIB loan balance August 17, 2020 - Bert installs wind power equipment and signs a security agreement with WP3 (the wind power seller); WP3 does not record a financing statement If Bert defaults, what is the order of the creditor priorities? a. FIB, FF, WP3 b. WP3, FF c. WP3, FIB, FF d. FF, WP3