Which of the Following Statements About Optical Scanners Is FALSE

Which of the following statements about optical scanners is FALSE?

A) Scanners rely on imprinted Universal Product Codes that are 11-digit numbers.
B) When scanning the product,the scanner picks both the Universal Product Code number and the price off the package.
C) Scanner data are not subject to the interview and recording biases that are present with mail diaries.
D) Scanners allow firms to study the effectiveness of marketing mix changes like price and number of facings on market share.
E) All of the above are true.