Atoy manufacturer sells three basic dolls that may have up to 15 different variations for each doll. this results in 45 different, distinct dolls that can be purchased. all dolls are subject to the same 15 steps in the manufacturing process, and variations to the dolls are added in the last six steps. while the demand for the dolls is relatively consistent overall, the sets of variations applied to each doll are highly inconsistent. the toy manufacturer has attempted to produce each of the 45 dolls consistently, but this has resulted in higher than normal costs of production, inventory, and warehousing. which of the following production processes has the potential to introduce additional cost savings for the toy manufacturer and to enhance operational efficiency? a. read-react capabilityb. delayed differentiationc. time-series analysisd. all of the answers are correct.