Samson Company announced its merger plans on October 25 and had a daily return of .5 percent. Thompson Company announced its merger plans on October 26 and had a daily return of 1 percent. The Whitewood Company announced its merger plans on October 27 and had a daily return of 3 percent. The daily market returns for October 25 through October 27 were 1,2, and 4 , respectively. What is the combined cumulative abnormal return for the announcement date? Multiple Choice os 2% .6% 9% 10%