A salesman visits 274 housewifes in a town to find out their views about three products A,B and C. He finds that

157 use A,

9 use all three,

14 use A and C but not B,

39 use B and C,

48 use only B

(i) Which product is most popular according to this enquiry.

(ii) How many use product C only.

Please solve the problem and explain the steps.

thanks