The CDC and Prevention has launched studies of drug-resistant gonharrea. Of 130 cases tested in Alabama, 9 were found to be drug-resistant. Of 120 cases in Texas, 20 were found to be drug-resistant. Does the data indicate that the proportion of drug-resistant cases in Alabama is lower than the proportion of cases in Texas at a=1?

For the hypothesis above, what is the test statistic (in terms of "alabama" minus "texas"?

A. -2.4036

B. none are correct

C. -2.3965

D. -2.4225

E. -2.4178