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Metals and Thick Liquids Can Interfere with RFID Signals, So

Question 30

Multiple Choice

Metals and thick liquids can interfere with RFID signals, so Marks & Spencer _____.


A) can only tag 50% of its merchandise
B) can only tag 75% of its merchandise
C) uses more powerful ID tags to capture the other 75% of its merchandise
D) uses more powerful ID tags to ensure 100% of its merchandise are tagged

Correct Answer:

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