A study asked respondents, "If ever married, how old were you when you first married?" The results are summarized in the technology excerpt that follows. Complete parts (a) through (d) below. Variable Mean StDev SE Mean 90.0% CI AGEWED 26320 22.920 4.992 0.031 (22.869, 22.971)(a) Use the summary to determine the point estimate of the population mean and margin of error for the confidence interval. x = 22.920 (Type an integer or a decimal. Do not round.) E = 0.051 (Type an integer or a decimal. Do not round.) (b) Interpret the confidence interval. Select the correct choice below and fill in the answer box(es) within your choice. O A. There is a 90% probability that the mean age of people when first married is between and years. (Type integers or decimals. Do not round.) O B. One can be 90% confident that the mean age of people when first married is between and years. (Type integers or decimals. Do not round.) O C. One can be 90% confident that the mean age of people when first married is years. (Type an integer or a decimal. Do not round.) O D. There is a 90% probability that the mean age of people when first married is years. (Type an integer or a decimal. Do not round.)