Which of the following represents an accord andsatisfaction?a. When a dispute over an unliquidated debt issettled and is paid for less than the full amountb. When a dispute over a liquidated debt issettled and paid for less than the full amountc. When a dispute over an unliquidated debt issettled and paid for the full amountd. When a dispute over a liquidated debt issettled and paid for the full amount