question_answer

Given below is the information about computer and correct posture. Identify the correct statement.

1. Centre the screen directly in front of you, above your keyboard.

2. Adjust .the seat height so your feet are flat on the floor.

3. After every hour of work, you should close your eyes for at least 10 minutes.

4. Sit at least 20 inches (or an arm length) away from the computer screen.

A)  1 & 2 are correct

B)  3 & 4 are correct

C)  1, 3, & 4 are correct

D)  All are correct

E)  None of these