We are interested in testing the following hypotheses. H0: 1- 2>=0 Ha: 1- 2 <0. The test statistic Z is computed

We are interested in testing the following hypotheses. H0:  μ 1- μ 2>=0 Ha:  μ 1- μ 2<0. The test statistic Z is computed to be 0.85. the p-value for this test is?

a. -0.8023

b. -0.1977

c. -0.7190

d. -0.3803