Mr$.$ Lopez$$s kitchen sink started flooding and spilling water all over the kitchen. He decided to call Paul$$s Famous Plumbing to take a look at the sink. When Paul assessed the sink, he told Mr$.$ Lopez that the lower P$-$Trap pipe was cracked and a new pipe was needed. Paul told Mr$.$ Lopez that the service will cost $$50$ but it will not include the cost of the new pipe. If Mr$.$ Lopez wants, Paul can provide the P$-$Trap pipe for an additional $$10$ or Mr$.$ Lopez can go to the local home improvement store and buy the pipe himself. This is an example of$?$

Group of answer choices

Common Law

None of the Above

Detrimental Reliance

Unilateral Contract

U$.$C$.$C$.$