Which type of credit is usually used for cars, mortgages, and student loans? consumption credit installment credit secured credit cards service credit

This looks like a trick question. Homes and Automobiles are Secured Credit, as the contract provides an avenue for remedy (if you don't pay they will take it back). However, Student Loans are unsecured credit. They will all be paid off in "installments" or payments. That's about all I got ...