A picture of a motorbike "Big Bike" is insufficient when the survey questionnaire. Affect this piece of research is making some queries, the query cannot be performed because there is not enough illustrations.
Motorcycle pictures of "Big. Bike "There is not enough space on the questionnaire survey to collect. Affect this research is that the respondents could not be done because there were not enough pictures.
Image of the model. "Big motorcycle. Bike. "There is not enough when the survey to collect questionnaire affecting this thesis is unable to do ผู้ทำ questionnaire questionnaire because there are not enough illustrations.