Please answer all parts of the question. No need to show work.

Is there evidence that the age at which women get married has changed over the past 100 years? The accompanying scatterplot shows the trend in age at first marriage for American women. Complete parts a through d below. Click the icon to view the plot of the age of American women at first marriage. . . . . . a) Is there a clear pattern? Describe the trend. O A. The trend appears to be linear up to about 1940, but from 1940 to about 1970 the trend appears to be nonlinear. From 1975 or so to the present, the trend appears to be linear. O B. The trend appears to be linear throughout. O C. The trend appears to be linear up to about 1940, but from 1940 to the present the trend appears to be nonlinear. O D. The trend appears to be nonlinear throughout. b) Is the association strong? O A. The association appears relatively weak. O B. The association appears relatively strong. O C. The association is too vague to tell. c) Is the correlation high? Explain. O A. No, as a whole the graph is clearly linear. O B. No, as a whole the graph is clearly nonlinear. O C. Yes, as a whole the graph is clearly nonlinear. O D. Yes, as a whole the graph is clearly linear. d) Is a linear model appropriate? Explain. O A. Yes, a linear model would be appropriate. O B. No, a linear model would not be appropriate. O C. No, a linear model would not be appropriate, although one could fit a linear model to the period from 1975 to 2003.X Ages of american women at first marriage 25.00 23.75 Women's Age at First Marriage 22.50 21.25 1900 1920 1940 1960 1980 2000 2020 Year