$12\mathrm{.}2$ What is the semahtic gap with respect to multimedia information retrieval? $(6$ points$)12\mathrm{.}3$ Would the distribution of colors in an image be a low$-$level feature or a high$-$level feature? $(4$ points$)12\mathrm{.}4$ Place an X next to each of the following issues that is more likely representative of a Multimedia Information Retrieval System than a Web Information Retrieval System $($that only retrieves text pages$).(8$ points$)$