QUESTION POUR: Read the case carefully and answer the question set. Su Kim sold an apartment building with sub standard plumbing that violated the city's housing laws. The contract stated that Kim would have the plumbing fived within eight months so that it meets the city's housing laws. A year later, Kim had not made the necessary repairs. The buyers were tired of running after Su Kim and stopped making the payments due under the contract. Su Kim sued the buyers for payment. Will Sue Kim succeed with his claim against the buyers? Identify the specific principle to support your answer and explain why it is applicable in this case