Suppose U = {b, {c, 3}, 3, 4, {4, 5}, 5} is a universal set with the following subsets:
A = {{c, 3}, 3, 4, 5}, B = {b, {c, 3}, 4, 5} and C = {b, 3, 4, 5}.
Which one of the following sets represents $C \cap B'$?
Select one:
a. {3}
b. {b, 3, {4, 5}}
c. {b, 4, 5}
d. {b, 3, 4, 5}