What is a problem with surveys administered by mail?
A) You do not know exactly who completed the survey.
B) You cannot maintain participant confidentiality.
C) A mailed survey can be inconvenient for participants.
D) A mailed survey can be threatening to participants.

Question

Quizplus · Accepted Answer

Mailed surveys have the issue of not being able to verify who exactly filled out the survey, as anyone with access to the survey mail can complete it, not necessarily the intended recipient.

What Is a Problem with Surveys Administered by Mail