Which option(s) are UNavailable for the secured party to pursue when the debtor defaults?

a.Threaten legal action even when not planning to do so.

b.Follow the debtor onto the debtors property, threaten the debtor with a pistol, then take the collateral.

c.Sell collateral for whatever it will bring and keep any extra amount owed as compensation for being put to the trouble of conducting the sale.