Which of the Following Is a Valid Way of Assessing

Multiple Choice

Which of the following is a valid way of assessing the reliability of a questionnaire?

A) Administering the same questionnaire (or a parallel form) to the same participants more than once
B) Administering the questionnaire once and assessing its internal consistency
C) Evaluating whether related items on the questionnaire are grouped
D) Either by administering the same questionnaire to the same participants more than once or by administering the questionnaire once and assessing its internal consistency