Wisconsin uses which security instrument?

Deed of trust only is incorrect because Wisconsin does not use deeds of trust as its exclusive security instrument. Deeds of trust involve a third-party trustee and are primarily used in states like California, not Wisconsin.

Trust deeds only is incorrect because Wisconsin does not use trust deeds as its primary security instrument. Trust deeds are more common in states like California and other western states, not Wisconsin.

Land contracts only is incorrect because land contracts are installment sales agreements where the seller retains title until paid, not traditional security instruments used by lenders in Wisconsin.