4.2 The data collected from the questions for the interview.
Researchers conducted interviews with Use open-ended questions in the same question in the sample selection. Proceed as follows.
1) request and arrange samples for an interview.
2) introduce and clarify the purpose of the interview.
3) interviews By taking note of the content of the interview.
4) Remove the questionnaire were correct integrity check. And the data obtained from the interviews were edited content.