he University president has asked the OSCM department to assign eight biology professors (A, B, C, D, E, F, G, and H) to eight offices (numbered 1 to 8 in the diagram) in the new biology building. The following distances and two-way flows are given: If there are no restrictions (constraints) on professors' assignments to offices, how many alternative assignments are there to evaluate? 40,320 1,024 25,600 64