8.1 �� �a �K �O �q �� �` �� �A ��

�~ �� �A �@ �� �� �M �� �t �� �� �x �� �� �� �� �q �C �j �P �� �� �A �� �� �� �@ �� �D �n �� �� �� �a �A �� �L �� �� �@ �� �h �j �� �� �O �� �� �s �@ �C �� �L �A �� �x �� �� �� �� �@ �� �� �� �� �� �� �@ �� �C �� �@ �� �~ �A �q �� �x �� �� �X �h �� �� �� �s �@ �� �� �� �C �� �B �i �� �` �� �M �� �C �` �� �A �j �� �[ �� �w �� �C

�� 21 :

�� �� �� �� �x �M �L �� �B �A �x �C �P �� �X �� �P �� �� �` �� �� �� ��

�� �� �� �j

�� �� �^ �� �x �h �� �� �h �� �� �� �` �� �A �] �A �] �g �` �� �B �s �D / �� �� �` �� �B �� �� �� �B �q �� �` �� �B �� �� �� �e �B �~ �� �y �� �@ �� �B �� �| �` �� �B �� �x �� �M �� �` �� �B �q �v �M �� �� �` �� �C �� �x �� �� �J �h �� �� �� �� �M �� �T �T �� �` �� ( �� �p �i �� �` �� �B �� �d / �� �� �` �� �B �� �C �` �� �M �� �� �� �t ) �A �H �� �@ �� �� �C

�� �� �� �j