Prepare an analysis of the sales quantify and unt price factors. Aefer to the lists of Labels and Amount Descriptons for the exact wording of the answer choices for text entries. Be sure lo complete the statement heading. A cobn ( ) will automaticafy appear if it is requined. For those baves in which you must enter subtracted or negative numburs use a minus sign. Labels and Amount Descriptions Labels December 31 Effect of changes in sales Effect of changes in selling and administrative expenses Effect of changes in varlable cost of goods sold For the Year Ended December 31 Amount Descriptions Sales quantity factor Total effect of changes in sales Unit cost factor Unit price factor Variable cost quantity factor Prepare an anabysis of the sales quanbiy and unit price factors. Refer to the ists of Labels and Amount Descriptions for the exact wording of the answer choices for text entries. Be sure ib complete the statement heading. A colon () will automatically appoar if it is required. For those boxes in which you must enter subtracted or negative numbers use a minus sign