Determine Whether the Given Set Is Disjoint or Not Disjoint

question 54

Multiple Choice

Determine whether the given set is disjoint or not disjoint. Consider the set N of positive integers to be the universal set, and let
A = {n ∈N| n > 50}
B = {n ∈N| n < 250}
O = {n ∈N| n is odd}
E = {n ∈N| n is even}
-A' ⋂ B'

• A)not disjoint
• B)disjoint