Question

which is the most suitable device to use in a classroom or a conference room to deliver presentations? a. printer b. voice synthesizer c. headset d. projector

Explanation:

A projector is used to display visual content like presentations on a large screen in a classroom or conference - room. A printer is for printing documents, a voice synthesizer is for converting text to speech, and a headset is for audio input/output.

Answer:

D. Projector