Read and answer the question:   You need to create an ergonomic area for a computer class. So that the students of our courses feel comfortable at the computer, do not ruin their eyesight or bodies. Their studies and health depend on it.   Choose the best option.

• Place the monitor at an angle of 15 degrees below the horizontal line of sight. The middle of the keyboard corresponds to the center of your body. It is important to be able to adjust the height of the chair according to your height, shoulders and elbows should be relaxed and bent at 90 degrees.
• Place the computer above the level of vision, then the space on the table is clear for putting many things on it. Chairs with four legs, stationary back and seat are quite suitable and stable. Hands on the table at 45 degrees will not allow you to relax and keep you concentrated when studying.
• Put a table that is not wide so as not to fill it with things, the distance to the monitor is less than 50 cm. The chair is a rotating stool, so you can adjust the height of the chair. The space on the table is only for the keyboard, put the mouse in a way it keeps you concentrated when studying.

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