items, consisting of raw materials and work-in-process inventories, are those items whose required quantity varies with the production plans for other items held in the firm's inventory.

Dependent demand

Explanation:

Dependent demand  item is the item whose demand is based on component part of section of product.It  includes parts like sub assemblies, sub parts, raw components, etc.This demand is based on demand of other items of the product as well.

Items or parts demanded in this category are always calculated as per production of main product or upper level item. Example-  microchips in operating system.

gold discovery in california, and pioneer settlers were sometimes pulled west because they wanted to make a better living. others received letters from friends or family members who had moved west. these letters often told about a good life on the frontier. the biggest factor that pulled pioneers west was the opportunity to buy land.

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you should think about the answers you give and expect the same form your questions.