单项选择题

What information CANNOT be obtained from the UPC

A．Manufacturer.
B．Item.
C．Grocery store name.
D．Pric
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单项选择题
A possible title for this article could be ______.
A．Animals and Food
B．The Benefits of the Universal Product Code
C．Production Made Easy
D．Stripes in Food Advertising
单项选择题
Codes are scanned by ______.
A．the checkout clerk
B．the customers themselves.
C．a laser beam of light.
D．the cash register.
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