Answer
$\bf\text{not}$
Work Step by Step
In surveys, the word "not" means complement.
Thus, the missing expression in the given statement is: $\bf\text{not}$
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.