A supply chain management (SCM) system is an IT system that supports supply chain management activities by: a. helping decision makers compile useful information to identify and solve problems and make decisions. b. automating the tracking of inventory and information among business processes and across companies. c. collecting, storing, modifying, and retrieving the transactions of an organization. d. providing easy access to both internal and external information relevant to meeting the strategic goals of the organization

A SCM is a supply chain system that manages the flow of the goods and the services. They manage the flow and movement along with the storages of raw materials.

Hence the option B is correct.

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The correct answer is letter "B": automating the tracking of inventory and information among business processes and across companies .

Explanation:

Supply Chain Management (SCM) comprises all the steps companies take from gathering raw materials until the delivery of a final good to consumers. In the process, several resources are used such as Information Technology (IT) systems which allow measuring numerically materials, components, labor hand and hours, and the necessary resources for the manufacturing company given a period.

Besides, IT systems are useful to keep track of the flow of the units being produced when they hit the warehouse shelves and when they leave the company for sale. This information is useful for the plant and its suppliers.

answer(d) all of the choices are correct;