6. Due to the dramatic shift in the perceived safety of the neighborhood, values of any residential properties in the area of the subject property have fallen by $20,000, on average. Due to the subject. property's age, physical deterioration to the building accounts for an estimate of $50,000 in lost value. An evaluation of the floor plan reveals that it is quite obsolete relative to current homebuyer preferences. This has a detrimental effect on the value of the property that is estimated to be approximately $18,000. Based on your understanding of adjustments related to accrued depreciation. which of the following pertains to the adjustment for functional obsolescence? ? A. $20,000 B.$50,000C$18,000D.$88,000