Which of the following is not an accurate characteristic of your company's production operations? Standard and superior materials are sourced from outside suppliers and the "base" prices of these materials that can vary up or down according to strength of global demand for and usage of standard versus superior materials in producing footwear Going into Year $11,$ both of your company's production facilities utilize $100\%$ new state$-$of$-$the$-$art equipment that was installed in Year $8$; because this equipment has a useful life of only $10$ years, it will have to be scrapped and replaced in Year $18$ TQM$/$Six Sigma quality control programs and best practices training are used to promote better workmanship and reduce the number of pairs rejected due to defects. All additions of footwear $-$making equipment must be in increments of $250,000$ pairs it up to company managers to determine whether the benefits of installing new equipment $($as opposed to cheaper refurbished equipment$)$ are worth the added costs. Training production workers in the use of best practice procedures at each step of the manufacturing process is an important means of reducing the reject rates on pairs produced that occur due to worker error and inattention to detail.