1 A...................................................................................................... 1 B ...................................................................................................... 3 C ...................................................................................................... 5 D...................................................................................................... 9 E .....................................................................................................12 F .....................................................................................................13 G.....................................................................................................16 H.....................................................................................................18 I ......................................................................................................19 J ......................................................................................................21 K.....................................................................................................21 L .....................................................................................................21 M ....................................................................................................23 N.....................................................................................................25 O.....................................................................................................25 P .....................................................................................................27 Q.....................................................................................................30 R .....................................................................................................30 S .........................................................