The exact steps or methods used to find, choose, process, and evaluate
material on a subject are known as research methodology. The methodology
part of a research paper gives the reader the chance to assess the
general validity and dependability of a study.Many people have helped us
in finishing this book. They have our great appreci- ation for the long
hours and hard work they devoted to finding and developing content.
Without their patience and persistent assistance, this book would not
have been realized.