Question

Give any two examples of "universal set"from the nature.​

Answer 1

Answer:

U{1,2,3,4,5,6,7,8,9}

Step-by-step explanation:

is the example of universal set

Answer 2

Step-by-step explanation:

the universal set is a set that consists of all the elements of its subsets,including its two elements.thus,the universal set U=1,2,3,4,5,6,7,8,9