)how many switching functions of two variables (x and y) are there?

Jason works as an accountant in a department store. he needs to keep a daily record of all the invoices issued by the store. which file naming convention would him the most? a)give the file a unique name b)name the file in yymmdd format c)use descriptive name while naming the files d)use capital letters while naming the file

Which one of the following functions is not available on the autosum tool? sum average if max

What are some examples of what can be changed through options available in the font dialog box? check all that apply. font family italicizing bolding pasting drop shadow cutting character spacing special symbols