Ethical aspects is one of the most important factor in researching environment, the research has followed these step in order to not violating the research ethic.• This research is independent work and no plagiarism or copy from other.• The entire related source has been cited and referenced. • Every information is classified included personal information of respondent in demographic part.• The respondent will be asked to fill in the questionnaire nicely, without forcing to full fill the questionnaire or entering an interview. • Every question will be explained in detailed if the respondent doesn’t understand about it. • The information and data will be calculated carefully and all of the number will be accurate in highest level.
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