Answer:
Answer is Mobile commerce
Web conferencing is an internet technology that allows people in remote locations collaborate in a virtual conference room by making presentations and sharing visual aids.
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A barcode's bars have
1. different thicknesses, so they each signify 1 or 2 nibbles.
2. the combinations of the thicknesses of those bars exceed the trillions. That's why manufacturers and stores never run out of SKU barcodes.
Answer:
you need to show what you need help with
Explanation:
