Closure Property. The closure property means that a set is closed for some mathematical operation. ... For example, the set of even natural numbers, [2, 4, 6, 8, . . .], is closed with respect to addition because the sum of any two of them is another even natural number, which is also a member of the set.
Answer:
The answer is D
If it is a multi select, I would do A and D
Explanation:
You would use a open stance.
