Casteel, Inc, manutactures a single product in which variable manufactuing overhead is assigned on the basis al itandard dimect labor hours. The compary ines a itindad coif systerm and has established the following standards for one unit of product: During March, the following activity was recorded by the cormpany. - The cocipary produced 38400 units during the month - A total of 3,000 pounds of material were purchased at a cost of 523,000 . - There was no beginning irwentory of matertals on hand to start the montik at the end of the month, 2000 pounds of material remained in the wavhouia - During Manch 1,600 direct Labor-houns were worked at a rate ot 56.50 per hour. - Voriable marufacturing overheod costs during March fotaled \$1.800. The darect materiais purchases varience is computed when the materiais are purchased. The materlals qisantity vatiance for March is: a. 52,700.00 b. $14,700.00 c. 85.40000 d 32440000