The sentence that shows the disadvantage of a questionnaire is option D. The sample of individuals who respond may not be representative of the population.
What is a questionnaire?
A questionnaire is a set of printed or written questions with a choice of answers, devised for the purposes of a survey or statistical study.
Therefore, the correct answer is option D. The sample of individuals who respond may not be representative of the population.
learn more about questionnaire: https://brainly.com/question/25257437
#SPJ1
