....................................................................................................................................... xii Chapter One: Introduction ............................................................................................................. 1 1.1 Background of the Study ...................................................................................................... 1 1.2 Purpose and Significance of the Study ................................................................................. 2 1.3 Aim of the Study ................................................................................................................... 2 1.4 Research Question ............................................................................................................... 3 1.5 Definition of Terms .............................................................................................................. 3 1.6 Structure of the Thesis ......................................................................................................... 5 Chapter Two: Literature Review .................................................................................................... 7 2.