Chris agreed to build a barn on Tom $\text{'}$s ranch. By mistake, Chris built the barn on Brad's property. Because Brad was not there, Brad did not know about the construction$-$ Chris was unable to collect from Tom and has demanded payment from Brad.

Chris can collect from Brad under quasi$-$contract

Brad will win, regardless of what theory Chris uses

Chris will win if he sues Tom for breach of contract

Chris can collect from Brad by suing for breach of contract