I think it is answer choice E since the Gadsen Purchase was acquired last.
If this is the Ancient Greek God Zeus then he would be thinking about how to govern Mount Olympus because that is where he is at the highest role such as having the most power and to rule and lead the people of Olympus.
The correct answer is Siddhartha Gautama.
Gautama was born in modern day Nepal and was the son of a Chieftain. He eventually left the life of worldly possessions and went on a journey of discovery. His teachings would eventually become Buddhism and revolve around four noble truths and a path to peace and understanding.