Most operating systems perform these tasks. allocating ram to open programs creating and maintaining the fat coordinating the interaction between hardware and software modifying word processing documents correcting spreadsheet formulas displaying the gui unlimited attempts remain

answer; i believe the correct answer is layers;

i think the answer is b.

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.