12. Michael and Mary Marshall sold for $380,000 in November of 2015 their residence that they had purchased in 2004 for $100,000. They made major capital improvements during their 11years ownership totaling $25,000. a. What is their excluded gain? How much must they recognize? b. Suppose instead that the Marshals sold their home for $720,000. They moved into a smaller house costing $220,000. What is their excluded gain? How much must they recognize? c. Assume instead that the Marshalls resided in a very depressed neighborhood and the home was sold for only $80,000. How much gain or loss is recognized?