HTML allows you to link to multiple style sheets in the same web document, using the attribute of the link element to specify which type of device should use each style sheet.

the answer is b. executive summary. a management summary, or executive summary, is a short article or section of a document, produced for business purposes, that condenses a longer report or proposal or a group of related reports in such a way that readers can rapidly become familiar with a large body of material without having to read it all.