I hereby declare that this thesis is my own work and that, to the best of my knowledge and belief, it contains no material previously published or written by another person, except as may be appropriately cited or acknowledged.

I also declare that this thesis has not been submitted in any form for another degree or diploma at any university or other institute of tertiary education. Information derived from the published or unpublished work of others has been acknowledged in the text and references are provided.

I give consent to this thesis being made available for photocopying and for loan.

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Shahariyr Reza \\
ID: 11200120524 \\
Date: \today
