What is the 20-20-20 rule related to computer e... - JSS2 Computer Studies Computer Ergonomics Question
What is the 20-20-20 rule related to computer ergonomics?
A
Adjusting chair height every 20 minutes
B
Taking a 20-minute break every hour
C
Looking at something 20 feet away for 20 seconds every 20 minutes
D
Using a computer for 20 hours a day
correct option: c
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