Phoenix Automated Retail Services specializes in DVD rentals via automated retail kiosks. If consumers want a particular DVD, they can rent it from Phoenix instead of searching for it in various production studios. Phoenix therefore provides for both consumers and the production studios. a. contact efficiency b. reciprocity c. synergy d. forward integration

Assume that (i) setups need to be completed first; (ii) a setup can only start once the batch has arrived at the resource, and (iii) all flow units of a batch need to be processed at a resource before any of the units of the batch can be moved to the next resource. process step 1 molding 2 painting 3 dressing setup time 15 min. 30 min. no setup processing time 0.25 min./unit 0.15 min./unit 0.30 min./unit which batch size would minimize inventory without decreasing the process capacity?