The dating of artifacts is done by a three age system.
Medication, diet & exercise, maybe blood transfusion or a pacemaker if it’s fatal.
<span>A is the correct answer. The developmental norms are stages at which humans typically develop the ability to successfully complete an activity without aid, for example, being able to walk. When people have reached the age of the norm and cannot complete the activity, there may be cause for concern.</span>
I believe the correct answer is B, because exercising takes self control and discipline <span />
