A Limitation of the Questionnaire as a Method of Gathering

Multiple Choice

A limitation of the questionnaire as a method of gathering information on children's knowledge is that

A) its interpretation is likely to be influenced by the biases of the researcher who is scoring the responses.
B) difficulties with understanding the questions may cause the children to answer them inaccurately.
C) a long period of time is needed to collect enough data to make the interpretation of the results meaningful.
D) it requires a considerable amount of time to score.