Answer: The appraiser will subtract from Houses A,B,and C to get the subject value.
Explanation: An Appraiser who is usually referred to as an individual in real estate whose expertise is to evaluate and pronounce reasonable estimate on the prices of properties. Reconciliation is usually a process used in ensuring concurrence in record or value. In the scenario above, in other to reconcile the three houses or properties to the subject house, the Appraiser needs to subtract those additional features or specifications in Houses A, B and C which aren't present in the subject house to obtain the subject value.