Thepassagesuggeststhat________
A.allthenativeIndiansbuilttr unkwallsallaroundtheirhouses
B.allthenativeIndianhouseswerebuiltwithpolestiedtogether
C.theIroquoisIndianstooksafetyintoaccountwhilebuildingtheirwigwams
D.theChoctawIndiansinMississippibuilttheirwigwamswithstr aightsidesandends
正确答案:C


