International Affairs
NULL
Medium
Question
George Laurer, who died at 94, was known for inventing which feature?
A
Credit Card
B
Card reader
C
Bar code
✓ Official correct answer
D
None of these
Community credibility
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A
Credit Card
No member explanations yet for this option.
B
Card reader
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C
Bar code
No member explanations yet for this option.
D
None of these
No member explanations yet for this option.
Explanation
The bar code.
So the correct answer is Bar code.
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