Render inc: has four support departments (maintenance, power, human resources, and legal) and three operating departmerts. The support departments provide services to the operating departments as well as to the other support departments. The method of allocating the costs of the support departments that best recognizes the mitual sorvices rendered by support departments to other support departments is the Niatible choise direst alocetion method dueirase alocetion thethod. step-dewet aliccstion methad. fecprical atocetian method:Render Inc. has four support departments (maintenance, power, human resources, and le the operating departments as well as to the other support departments. The method of al services rendered by support departments to other support departments is the Multiple Choice direct allocation method. dual-rate allocation method. step-down allocation method. reciprocal allocation method..