Use the Following to Answer the Question(s) Below

Use the following to answer the question(s) below.
In economic downturns companies attempt to downsize their workforces by offering early retirement incentives to older employees. A survey of 723 companies found that 195 engage in such downsizing practices.
-The 99% confidence interval for the proportion of companies that downsize their workforces by offering early retirement incentives is

A) 0.19 to 0.35.
B) 0.65 to 0.81.
C) 0.19 to 0.47.
D) 0.69 to 0.77.
E) 0.23 to 0.31.