The correct answer is <span>depletion of glycogen.
A </span><span>depletion of glycogen or blood glucose levels most likely caused Anthony to not be able to finish the race. His blood glucose level likely fell due to a depletion in his liver glycogen. A depletion in liver glycogen causes a decline in energy needed for a physically taxing task such as running. In this case, Anthony was only able to walk and not run at mile12 of the race since his glycogen levels fell. </span>
The reason Egypt and Nubia were interdependent, meaning that both countries had to rely on one another for certain resources that were needed, was because both countries needed each others help. Numbia had more trade routes than Egypt, had natural resources they were interested in, and could also help fight off any invaders of Egypt.
Pericles has been called 'the first citizen of Athens'. The reason why he was called this by some is because he was responsible for great social, political and economical improvements during his reign. He expanded the idea of Greek democracy among its people and made it more an "every-day term and idea" which was being used in Athenian homes. He also strengthened the Delian alliance which existed at the time and made it into a proper Athenian Empire.