month, Dunby's consultants spent 175 hours on Xyme Inc. Calculate the t Xyme. s A) $43,750 B) $38,500 C) $61,250 D) $49,00 35) Costs incurred in customer service are categorized as A) external failure costs C) internal failure costs B) prevention costs D) appraisal costs 36) Which of the following is a disadvantage of just-in-time management system? A) The risk of the inventory becoming obsolete is very high. B) The users of this system often lose sales because of little or no inventory buffers. D) It results in a decrease in production space