pArAgrAph 1 mAinly tElls us thAt______.
A．AnimAls CAn BE vEry ClEvEr
B．thE DiFFErEnCE BEtwEEn ChimpAnzEEs AnD tErmitEs CAn BE vEry smAll
C．ChimpAnzEEs AnD thE humAn BEings ArE vEry muCh AlikE
D．thE humAn rACE is not uniquE in ExhiBiting somE FEAturEs oF thE wAy oF liFE