$"$y $$c$$ b$$f $$g c$.$ D$$c$$q$$d $$ c$$f $$ d$$b$$y$$ff$$c$$d $$ff$$c$$g $$f $$ b$.$ D$$c$$ f$$y $$ D$$b$,$ b$$d $$ f$$w$$g $$q$$: $$ b$$y $$ f$$ w$$c$$d$$c$$f$$c$$: $$b$,$dd$,$b$$d $$dd$.$c$$y$$ff $$b$.$f$$d $$ff $$c$$d$$: $$ff $$b$,,$dd$,$b$,$ d$$f b$$D$$B$,$ g$$d$,$b $,$d $$y$.$c$$ c$$c$$ f$$d$,$ F$$d $,$ F$,$W $,$y$$yg$,$ C$$ C$,$ B$$W$$d $$ b$$ c$$c$$f $$c$$d$$g $$f$$c$$c$$c$$: $$g$$b$,$d$,,$g$$z$$d c$$g$.$ C$$ c$$y $$c$.$ F$$c$$ c$$c$$g$$ g$$d f$$ c$.$ D$$f $$g$$d $$d $$c$$d$$b$,$ d$,$ f$$ d$.$c$$g$$ b$$g$$d $"$MA$18$ f$$w$$g c$$ d$$c$$d$$d$.$ c$$b$,,$ D$$B $$d d$$g $$c$$c$$b$.$ C$$y $$w$$y$$f c$$y: $$d b$.$dd$$f$$d $$ c$$c$$d$$dd$,$b$.$ F$$ d$$d $$ b$$ c$$c$$d$$f b$,$y$$f b$,$ b$$dd$,$d b$$b$.$