41) Ashley Baker has been the webmaster for Berryhill Finance only ten days when Berryhill's website was flooded with access attempts. Ashley shut down the site and only opened it to Web addresses which she specifically identified as legitimate. As a result, many of Berryhill's customers were unable to obtain loans, causing Berryhill to lose a significant amount of business. Berryhill Finance suffered from a A) denial-of-service attack. B) zero-day attack. C) phreaking attack. D) cyber-extortion attack