Which of the following statements explains the major difference between the sequential method and the reciprocal services method? Oa. Under the reciprocal services method, some but not all inter support department services are allocated to support departments Ob. Under the reciprocal services method, all inter-support department services are allocated to support departments Oc. The reciprocal services method is less accurate than the sequential method. Od. The reciprocal services method is easier to implement than the sequential method