2 ......................................................... 3 ................................................................. 5 ............................................ 5 ............................................ 6 ..................................................................................... 6 ............................................................. 7 ............................................................ 7 ........................................................................... 7 ........................................................................... 8 ........................................................................... 9 ................................................ 10 ......................................................................... 10 ..................................................................... 10 ...............................................................11 ......................................................................11 ....................................................... 12 .................................................... 14 ................................................................................ 14 2. 3. .............................................................. 15 4. ..................................................................... 19 ..................................................................... 22 5. ................................................................ 25 .............................................................. 27 ........................................ 28 ........................................................... 29 .................................................................. 31 .................................................................................... 33 .................................................................................... 35 1. ....... .............................................................. 14