Answer:
Question 1:
Answer = Option A, 5 minutes
Question 2:
Answer = 10 - 30 seconds
Hope this helps!
The answer is 69 minutes per day
3 months
1-3 months=trimester 1
3-6=trimester 2
6-9=trimester 3
Answer:
1. Neck and Shoulder
2.arms and the back
3.A comfortable place to work
4.The study of people's efficiency in their working environment
5.A poor posture, Vibration, using too much force, frequent lifting
