The series of thick and thin lines that electronically identify many products is called a(n)

Hello :D

Question: 

The series of thick and thin lines that electronically identify many products is called a(n)

Choices:

A. stock keeping unit.

B. brand name identifier.

C. universal product code.

D. price bar.

E. inventory control symbol.

C, universal product code.

Hope this helped!

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