Which of the Following Is True of RFID or Radio

Which of the following is true of RFID or radio frequency ID tags?

A) RFID eliminates the need for intermediaries and facilitates a direct marketing system.
B) RFID can de-automate the entire supply chain.
C) The use of RFID makes it difficult to know where a product is located physically within the supply chain.
D) Retailers and suppliers using RFID have higher risks of shoplifting and robbery.
E) "Smart shelves" can tell when it is time to reorder and can place orders automatically.