In a Recent Survey Of $100$ Women, the Information Was Gathered $57$

Multiple Choice

In a recent survey of $100$ women, the information was gathered: $57$ use shampoo A. $52$ use shampoo B. $33$ use shampoo C. $21$ use shampoos A and B. $19$ use shampoos A and C. $13$ use shampoos B and C. $9$ use all three. How many are using shampoo C only (Region III) ? A = {women who use shampoo A } B = {women who use shampoo B } C = {women who use shampoo C } Use the figure (with Regions I to VIII) to answer the question.

A) 20 women
B) 14 women
C) 33 women
D) 10 women
E) 57 women