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Asalesman at a high end computer security firm want to sell you a proactive cover for your passport, which contains an rfid tag inside storing your sensitive information. the salesperson's solution cost only $79.99 and protects your passport from being read via radio waves while it is in your pocket. explain how you can achieve the same thing under $3.00

This graph compares the total cost of attending educational institutions in texas. the graph demonstrates that the cost at private and public technical schools greatly varies.

What are the different parts of computer