Answer:
In Venn Diagram union of set A and set b represent the all region of A and All region of B including common region of both.
Step-by-step explanation:
Union of Set A and Set B is the Set C which consists of all those elements which are either in set A or in set B ( including those which are in both ).
⇒ A ∪ B = { x : x ∈ A or x ∈ B }
So, In Venn Diagram union of set A and set b represent the all region of A and All region of B including common region of both.
Figure is attached.