QUESTION 6 HAPPY INSURANCE Observe the HAPPY INSURANCE DATABASE: CLIENT ClientiD ClientName ClientAgent C111 ClientSpouseName Tom Karin Cole Dorothy Andy Tina Christina Jenny Bill C222 C333 C444 C555 C666 C777 A7 AT A2 A2 A3 ?? A4 Matt Mike AGENT AgentiD AgentName AgentArea AgentRating AgentyearofHire SupervisedBy A1 A2 ?? 101 92 100 90 1990 2009 1992 2010 Kate 2 A1 Luke ?? james AREA ArealD AreaNameAreaHQ East West Central Boston San Francisco Chicago This database will be used for the following questions citing tables from the HAPPY INSURANCE da How many records will the following query in the HAPPY INSURANCE database return? SELECT COunt (DISTINCT column name FROM user. tab columns: 13