Dolce and Alexandria are managers at Polar Coat Manufacturing. Dolce present the problem to her employees and seeks consensus with an emphasis that her opinion should only count as important as every other employee's in her department. Alexandria always presents the problem to her employees, gathers their opinions/suggestions, and then makes the decision herself. Alexandria is displaying the style of decision making

Using a cps-sample of 7,440 individuals, you estimate the following regression: = 20.91 - 2.61 x female where female is a binary variable that takes on the value of 1 for females and is 0 otherwise. the standard error on the coefficient on female is 0.25. the 95% confidence interval for the gender wage gap, or the amount that females earn less, is: a) [-3.10, -2.12] b) [18.30, 23.52] c) [-3.02, -2.20] d) [-1.96, -1.64]