The table shows survey results in which separate samples of 400 adults each from East, South, Midwest, and West were asked if traffic congestion is a serious problem in their community. A) construct a 95% confidence interval for the proportion of adults from the West who say traffic congestion is a serious problem. ________, __________. Round to three decimal places. B) construct a 95% confidence interval for the proportion of adults from the South who say traffic is a serious problem. ____________, C)construct a 95% confidence interval for the proportion of adults from theMidwest who say traffic is a serious problem. ____________,construct a 95% confidence interval for the proportion of adults from the South who say traffic is a serious problem. ____________, D)construct a 95% confidence interval for the proportion of adults from theEast who say traffic is a serious problem. ____________,

East = 37%

South= 33%

Midwest= 26%

West= 55%