A Study of Cats and Dogs Found That 30 of 60

Multiple Choice

A study of cats and dogs found that 30 of 60 cats and 11 of 40 dogs slept more than 10 hours per day. At the 0.05 level of significance, is there sufficient evidence to conclude
That a difference exists between the proportions of cats and dogs that sleep more than 10
Hours per day?

A) Yes, because the test value $5.78$ is outside the noncritical region $- 1.65 < z < 1.65$ .
B) Yes, because the test value $7.07$ is outside the noncritical region $- 1.96 < z < 1.96$ .
C) Yes, because the test value $2.66$ is outside the noncritical region $- 1.65 < z < 1.65$ .
D) Yes, because the test value $2.24$ is outside the noncritical region $- 1.96 < z < 1.96$ .