Which of the following is correct regarding the sequential method of support department cost allocation? 1. The reciprocal service method is more complex than the sequential method. II. It is not important to determine the allocation sequence when using the sequential method to allocate support department costs. III. Costs are never allocated back to a department from which they have already been allocated when using the sequential method Select one: a. I and II b. II and III c. I and III d. I, II, and