51)______________ make it easy for companies to track your history on the internet. a.Banners b.Cookies c.Pop-up ads d.QR codes 52)Fraudulent activities on the Internet are ________. a.Decreasing b.Increasing c.Fluctuating too much to judge d.Staying the same 53)_______ is legal. a.Cybersquatting b.Distributing software c.Domain tasting d.Tax evasion 54)As of mid-2016, ___________ states impose sales taxes on online purchases. a.10 b.25 c.45 d.50 55)The Alibaba Group does NOT provide _________ services. a.B2B b.B2C c.C2C d.G2C Â