Kindle is an e-book reader by
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Ebay
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Paypal
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Barnes & Noble
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Amazon
D
Correct answer
Explanation
Kindle is Amazon's e-book reader product line, first released in 2007. It revolutionized digital reading with its electronic ink display and wireless content delivery. eBay and PayPal are separate companies (though once related), while Barnes & Noble competing Nook e-reader.