First

First, I wish to thank God for blessing me with the strength and perseverance to complete this accomplishment. It is only by His grace that I have been able to achieve this milestone. Secondly, I wish to convey my heartfelt thanks to my supervisors, Professor C.A Keyter and Dr H. Beukes for the fundamental role they played in shaping and moulding this research. I wish to thank them for their guidance, patience and invaluable academic experience that has steered me throughout the duration of my dissertation.

I wish to acknowledge my gratitude to all those who have contributed to this research study in whichever way, big or small. Furthermore, I would like to express my gratitude to Alicia Cathedral, Ronald Visagie, Yvonne Yon, Tanaka Nyatoro, James Hafeni Haimbodi, Tanaka Nyatoro, Dr Maggy Beukes-Amiss, Helen Vale, the language editor for this dissertation, Sikunawa Shoopala and Shelleygan Petersen who check the APA in text and reference list, for their valuable inputs and advice.

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Fourthly, I wish to extend my appreciation to the academic and administrative staff at the Namibia University of Science and Technology for their encouragement, advice and support in particular Dr Geoffrey Nambira my HOD and my colleague Mr Alfred Ndjavera at NUST. Finally, my heartfelt thanks are due to the participants in this study at UNAM and NUST for agreeing to participate in this study.

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