Consider the sample space S = {copper, sodium, nitrogen, potassium, uranium, oxygen, zinc} and the events List the elements of the sets corresponding to the following events:

1. A′;

2. B ∪ A;

3. (A ∪ B′) ∩ C;

4. A′ ∪ C;

5. A ∪ B ∪ C;

6. (A′ ∩ B′) ∪ (A′ ∪ C).