A researcher claims that the stomachs of blue crabs from Location A contain more fish than the stomachs of blue crabs from Location B. The stomach contents of a sample of 15 blue crabs from Locatio contain a mean of 191 milligrams of fish and a standard deviation of 39 milligrams. The stomach contents of a sample of 11 blue crabs from Location B contain a mean of 189 milligrams of fish and a st deviation of 45 milligrams. At a = 0.05, can you support the researcher's claim? Assume the population variances are equal. Complete parts (a) through (d) below. (a) Identify the null and alternative hypotheses. Choose the correct answer below. A. Ho P1 P20 Ha H1 H2=0 C. Ho H-220 Ha #1 #20 OB. Ho M-20 H -10 OD. Ho H1 H20 Ha H1 H2>0