In the following questions are to be based on the details given below._x005F_x000D_ Â _x005F_x000D_ A salesman visits 274 houses in a town to find out the views about three products X, Y and Z. He found that 157 use X, 98 use only X, 22 use all the three, 14 use X and Z but not Y, 39 use Y and Z, 48 use only Y._x005F_x000D_ Â _x005F_x000D_ Â _x005F_x000D_ How many use product Z only?_x005F_x000D_

• A. 10
• B. 50
• C. 52
• D. 25