fill in the following blank so that the resulting statement is true. in survey problems, the word means…

fill in the following blank so that the resulting statement is true. in survey problems, the word means union. or and/but not
Answer
Brief Explanations:
In set - theory related to survey problems, the word "or" represents the union operation. The union of two sets A and B consists of all elements that are in A or in B (or in both). The word "and/but" represents intersection and "not" represents complement.
Answer:
or