Answer:
B. the set of elements in the universal set that are not in A
Step-by-step explanation:
Given
Sets A and B
Required
What does complement of A mean
First, it should be noted that there's always a universal set.
In sets, complement of a set means a set of elements that exist in the universal set but not in the particular set being described
Literally, we can say that
A' which means A complement is
Where U represents the universal set
From the list of given options, option B answers the question