Weight training is one of them
To make it possible for other to replicate the experiment
Answer:
b) Sometimes a person returns to a previous stage
Explanation:
Sometimes a person returns to a previous stage due to the fact that the stage of dying may overlap because the duration and timing of any stage may often range from as little as a few hours to as long as months or even years because the process varies from person to person which make it impossible to predict it or to even say what happen to someone is the same thing that will eventually happen to another because the process often varies form one person to another.
