The Purpose of Pretesting a Survey Instrument Is To

The purpose of pretesting a survey instrument is to:

A) determine whether the respondents will understand and be able to respond to the questions on the survey.
B) figure out how long most respondents will take to complete the survey and return it to researchers.
C) prepare respondents for the real survey and get them thinking about their possible responses.
D) provide proof to an Institutional Review Board that the survey will not harm respondents.