40% Women Video Renters Buy Snacks; 65% Male Video Renters

Multiple Choice

40% women video renters buy snacks; 65% male video renters buy snacks.A computed z of 4.5 is calculated.Assuming the critical value of z is + or - 1.96,this means:

A) nothing; z does not determine anything
B) the null hypothesis is not supported; there is a true difference between the two percentages
C) the null hypothesis is supported; there is a true difference between the two percentages
D) the alternative hypothesis is not supported; there is a true difference between the two percentages
E) the null alternative is supported; there is a true difference between the two percentages