Question

question 5
the distance that you are able to weld in a comfortable position before muscle stress is called:
a range of motion
b fatigue
c steady rest
d comfort zone

Explanation:

Range of motion refers to the distance and direction a body part can move. Fatigue is general tiredness. Steady - rest is not related to this context. The comfort zone is the distance one can work in a comfortable position before muscle stress.

Answer:

D. Comfort zone