Macy's, Target, and Walmart use big data analytics to determine

Select one:

a$.$ which products to stock and at what prices and how to advertise to draw target customers, but the data cannot be used to manage markdowns.

b$.$ how to manage markdowns and how to advertise to draw target customers, but the data cannot be used to evaluate which products to stock and at what prices.

C$.$ which products to stock and at what prices and how to manage markdowns, but the data cannot be used to plan how to advertise to draw target customers.

d$.$ which products to stock and at what prices, how to manage markdowns, and how to advertise to draw target customers.

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