2                  1

3                        1

                                                 4

1. .  5

1.1.     5

1.2.     19

1.3.     30

1.                                                           36
1. 37

2. .      41

2.1.                                       41

2.2.                                 54

2.3.       61

2.                                                          85

2.                                                                                    86

3. ,

.                                                               89

3.1.    

                                                        89

3.2.     92

3.3.    

                               93

3.4.     101

3.5.     , 108

3. 114

3. 114