This is an example of is D. Verbal description method
A set is a collection of distinct objects called elements of the set.
A set can be described in different ways namely by listing or roaster notation, by set builder notation, and by verbal description.
Example of listing method or roaster notation is A = {1,2,3}
An example of set builder notation is {x : x ≤ 10}
An example of verbal description method is x = set of all odd numbers
Since the set m = positive multiples of 10, it is an example of verbal description.
So, the answer to the question the set m = positive multiples of 10 is an example of is D. Verbal description method
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