Better technology that does not exist today. Maybe floating things or something?
Hope this work for you :)
Answer:
D his or her muscles
Explanation:
Physiology is a branch in biology that deals mainly with he functions of the living sorts of an individual.
Therefore, a person's muscles is most clearly part of a person's physiology.
Yes there is some comparison to Rap music today ..
The answer is D, all of the choices . “HOPE THIS HELPS”
