Let A, B, and C be events relative to the sample space S. Using Venn diagrams, shade the areas representing the following events:
(a) A ∩ B'; (b) A ∪ C'; (c) A ∩ C ∪ B. (a) Select the regions corresponding to A ∩ B'. Select the correct answer below and, if necessary, fill in the answer box to complete your choice.
A. A ∩ B' = region(s) (Type a whole number. Use a comma to separate answers as needed.)
B. A ∩ B' is the empty set.