In regard to the general rules of questionnaire format, which of the following is true?
O The format of a questionnaire is actually more important than the nature and wording of actual questions
@ It is okay to use abbreviated words in questions if the goal is to make the questionnaire as short as possible.
O Poorly formatted questionnaires may confuse or frustrate respondents
O Multiple questions may be put on the same line, as long as they are similar in nature