Need Help in the following multiple choice select the correct

A Specialist needs to assess the difference in the means for two populaces. A random sample of 81 things from the main populace brings about an sample mean of 168. A random sample of 64 things from the subsequent populace brings about an sample mean of 161. The populace standard deviations are 324 for the principal populace and I525 for the subsequent populace. Calculate a 94% confidence interval for the difference in population means. Select one: C) A. 161.Ei] to 1?s.so O B. -154.?9 to 168.?9 C} C. -168.?9 to 154.?9 C} D. -134.93 to 148.93