Answer: Education, power, and location
Step-by-step explanation:
A country's development depends on the education as well as the overall location of the country. Power also plays a major role in a countries development. Say for example a certain country has strong leadership and is very powerful on the world scene. they can advance and develop quickly due to their power and inteligence.
I am very sorry if this is not the kind of answer you are looking for, I can try and adress that if it's the case.