The measurement instrument non$-$question elements should accomplish which of the following?

Multiple select question.

Providing a reward for completing the questionnaire.

Alleviate any concerns participants might have so they view the experience as valuable and worth their time.

Encourage the participant to participate in the survey.

Ensuring the participant is unable to tell who is sponsoring the research.

Facilitate the participant$$s understanding of target groups of questions being asked.

Encourage the participant to complete the questionnaire.

Facilitate the participant$$s understanding of the process.

Minimizing cost.

Make answering the questions easier; provide operational definitions when necessary.