Use a Venn Diagram and the Given Information to Determine

Multiple Choice

Use a Venn Diagram and the given information to determine the number of elements in the indicated set.
- $\mathrm{n}(\mathrm{A} \cup \mathrm{B} \cup \mathrm{C}) =157, \mathrm{n}(\mathrm{A} \cap \mathrm{B} \cap \mathrm{C}) =21, \mathrm{n}(\mathrm{A} \cap \mathrm{B}) =44, \mathrm{n}(\mathrm{A} \cap \mathrm{C}) =41, \mathrm{n}(\mathrm{B} \cap \mathrm{C}) =39, \mathrm{n}(\mathrm{A}) =106$ , $n(B) =78$ , and $n(C) =76$ . Find $n\left(A^{\prime} \cap B \cap C\right)$

A) 20
B) 19
C) 17
D) 18