What is the answer?

7. A sociologist is studying the effect of having children within the first two years of marriage on the divorce rate. Using hospital birth records, she selects a random sample of 200 couples that had a child within the first two years of marriage. Following up on these couples, she finds that 80 couples are divorced within five years. Referring to the information above, a 95% confidence interval for the proportion p of all couples that had a child within the first two years of marriage and are divorced within five years is * (1 Point) (.343, .457) (.332. .468) O (311, .489) (.356, .444)