Which is considered both an input and output device? Keyboard
Microphone
Speaker
Touchscreen monitor

Explanation:

Touchscreen monitor

Explanation:

You touch it to input commands since it's a touchscreen and it is also a visual output device that interprets data into a picture.

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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.