While working on a computer, your eyes should be in ____ with the screen of the computer. You should sit on the chair with your back and head ____. Your elbows should be ____ to your body. Your forearm and wrist should be in the ____. Your feet should ____ on the floor.

Sitting Posture while using the computer

द्वारा
प्रिंट
एम्बेड

लीडरबोर्ड

दृश्य शैली

विकल्प

टेम्पलेट स्विच करें

ऑटो-सेव पुनःस्थापित करें: ?