Question: Which company has more subsidiaries under it, American Water or Cisco Systems?

<P0-S0>  Through its numerous acquired subsidiaries, such as OpenDNS, WebEx, Jabber and Jasper, Cisco specializes into specific tech markets, such as Internet of Things (IoT), domain security and energy management. <P0-S1> Cisco Systems, Inc. (known as Cisco) is an American multinational technology conglomerate headquartered in San Jose, California, in the center of Silicon Valley, that develops, manufactures and sells networking hardware, telecommunications equipment and other high-technology services and products. <SEP> <P1-S0> Cisco Security Agent (CSA) was an endpoint intrusion prevention system made originally by Okena (formerly named StormWatch Agent), which was bought by Cisco Systems in 2003. <P1-S1>  The software is rule-based and examines system activity and network traffic, determining which behaviors are normal and which may indicate an attack. <P1-S2>  CSA was offered as a replacement for Cisco IDS Host Sensor, which was announced end-of-life on 21 February 2003. <P1-S3>  This end of life action was the result of Cisco's acquisition of Okena, Inc., and the Cisco Security Agent product line based on the Okena technology would replace the Cisco IDS Host Sensor product line from Entercept. <P1-S4>  As a result of this end-of-life action, Cisco offered a no-cost, one-for-one product replacement/migration program for all Cisco IDS Host Sensor customers to the new Cisco Security Agent product line. <P1-S5>  The intent of this program was to support existing IDS Host Sensor customers who choose to migrate to the new Cisco Security Agent product line. <P1-S6>  All Cisco IDS Host Sensor customers were eligible for this migration program, whether or not the customer had purchased a Cisco Software Application Support (SAS) service contract for their Cisco IDS Host Sensor products. <SEP> <P2-S0>  The company was a subsidiary of the German-based RWE Group from 2001 to 2008, but the company was divested on April 23, 2008 in an IPO on the NYSE. <P2-S1> American Water is an American public utility company operating in the United States and Canada. <P2-S2>  It was founded in 1886 as the American Water Works & Guarantee Company. <P2-S3>  In 1914, American Water Works and Guarantee Company became American Water Works and Electric Company. <P2-S4>  In 1947 it was reorganized as American Water Works Company, Inc. <SEP> <P3-S0> The Flip Video cameras are an American series of tapeless camcorders for digital video created by Pure Digital Technologies, a company bought by Cisco Systems in March 2009; variants included the UltraHD, the MinoHD, and the SlideHD. <P3-S1>  Flip Video cameras were known for their simple interface with few buttons, minimal menus and built in USB plugs (from which they derived the flip name), and were marketed as making video "simple to shoot, simple to share" Production of the line of Flip video cameras ran from 2006 until April 2011, when Cisco Systems discontinued them as part of a move to "...exit aspects of (their) consumer businesses." <P3-S2>  . <P3-S3>  Flip cameras contributed to an increase in the popularity of similar pocket camcorders, although the inclusion of HD video cameras in many smartphones has since made them a more niche product.