The Pew Research Center asked 2143 U.S. adults and 1055 college presidents to "rate the job the higher education system is doing in providing value for the money spent by students and their families" as Excellent, Good, Only Fair, or Poor. Respondents were also able to choose "Don't Know/Not Available" (abbreviated "DK/NA"). A mosaic plot of the results is given. Complete parts a through d below.\ LOADING... Click the icon to view the mosaic plot.\ Question content area bottom\ Part 1\ a) From the mosaic plot, about what percent of the respondents were college presidents?\ \ 33%\ (Type a whole number.)\ Part 2\ b) From the mosaic plot, is it easy to see if there are more U.S. adults who said college provides excellent value or more presidents who said college provides excellent value? Explain briefly.\ A.\ No, because it is not easy to compare the areas of the two rectangles.\ B.\ Yes, because the proportion of the area of each rectangle to the area of its bar is easy to see.\ C.\ No, because the proportion of the area of each rectangle to the area of its bar is not easy to see.\ D.\ Yes, because the areas of the two rectangles are easy to compare.