Walmart Is Known for Its Efficient Logistical Systems

Walmart is known for its efficient logistical systems. Every time consumers buy something, that purchase is recorded and sent to company headquarters, where it is used to generate reorders to vendors. In addition, customers' billions of purchases are analyzed using data mining techniques to uncover

A) the impact of income tax laws.
B) patterns of consumers' purchasing behavior.
C) the relationship between primary and secondary data.
D) new ideas for human resources management.
E) competitors' pricing strategies.