The information store by using the questionnaire method applies only to the target population that reads and writes only books will only really necessary, because the information store by using the query method will need to have a little question that as possible if they do not understand the question or understand the question or did not answer the question whether or not some thinking carefully before answering the questions, the bias by the researchers could not go back to the query, for example, units that researchers should take the event query.JavaScript has to be reviewed again to find the flaws that should be modified, and expert should have verified it with to bring criticism of Sen and recommended experts to come to better improvement.
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