First Banc loaned money to Best Batteries for the purchase of its factory. First Banc took a mortgage on the factory and land. Best Batteries, because the price of its lifetime battery was so high, went out of business within 18 months. Best deeded the title to the factory and land back to First Banc. When First Banc sent in a clean-up firm, it discovered that there were old and new batteries stacked everywhere on the property. First Banc: a. has no responsibility for cleanup of the batteries. b. can sell the property and disclaim liability in the purchase contracts and thus pass along the cleanup to the buyer. c. enjoys a lender's exemption from CERCLA liability. d. none of the above