Note: Each question carries $5$ points. Answer each question in $200$ to$300$ words$\mathrm{.}1.($a$)$ Group the following functions under appropriate headings,assuming that they are to form the basis for a menu$-$driven word$-$processing system the headings you choose will become the menutitles, with the functions appearing under the appropriate one. Youcan choose as many or as few menu headings as you wish. You mayalso alter the wordings of the functions slightly if you wish.save, save as$,$ new, delete, open mail, send mail, quit, undo, table,glossary, preferences, character style, format paragraph, lay outdocument, position on page, plain text, bold text, italic text,underline, open file, close file, open copy of file, increase point size,decrease point size, change font, add footnote, cut, copy, paste,clear, repaginate, add page break, insert graphic, insert index entry,print, print preview, page setup, view page, find word, changeword, go to$,$ go back, check spelling, view index, see table ofcontents, count words, renumber pages, repeat edit, showalternative document, help$($b$)$ If possible, show someone else your headings, and ask them togroup the functions under your headings. Compare their groupingswith yours. You should find that there are areas of great similarity,and some differences. Discuss the similarities and discrepancies.Why do some functions always seem to be grouped together? Whydo some groups of functions always get categorized correctly? Whyare some less easy to place under the correct heading? Why is thisimportant?$($c$)$ Using your function groupings from $($a$),$ count the number ofitems in your menus. What is the average? What is the disadvantageof putting all the functions on the screen at once? What is theproblem with using lots of menu headings? What is the problem ofusing very few menu headings? Consider the following: I can groupmy functions either into three menus, with lots of functions in eachone, or into eight menus with fewer in each. Which will be easier touse? Why?$2.$ Locate one source $($through the library or the web$)$ that reports onempirical evidence on human limitations$.$ Provide a full reference to thesource. In one paragraph, summarize what the result of the research statesin terms of a physical human limitation$.$ In a separate paragraph, writeyour thoughts on how you think this evidence on human capabilitiesimpacts interactive system design.Submission Instructions:$1.$ Upload a single $.$pdf file containing answers to both the questions$\mathrm{.}2.$ Add references wherever applicable and cite the references in thetext$\mathrm{.}3.$ Use appropriate images and tables wherever applicable to supportyour answers.