YouareemployedastheenterpriseexchangeadministratoratTestKing.com.TheTestKing.comnetworkconsitsofasingleActiveDirectorysite.TestKing.commakesuseofMicrosoftExchangeServermessagingsolution.

YouareintheprocessofplanningthedeploymentofExchangeServer2010.TheCIOprovidesyouwiththesetcriterianeededtodeploytheExchangeServer2010servers.TestKing.comwantsyoutoensurethat： *TheMailboxserversbelongtothedatabaseavailabilitygroup（DAG）. *Theusersareabletosendandreceivee-mailintheeventofasingleserverfailure. *Theminimizationoftheamountofserversdeployed. *TheloadbalancingofMAPIconnectionsformOutlookClientsusinghardwareloadbalancer.YouneedtoplanthedeploymenttotheExchangeServer2010serverstomeettheabovecriteria. Whatshouldyoudo？（）