Which belife system spread first from india to china and then to korea, and japan, to create cultural unity in the region

Buddhism is the correct answer.

Developed from the teachings of Buddha, Buddhism is a religion and philosophy that started in India and spread to China, Korea, Japan, Central and Southeast Asia. The word Buddhism comes from 'buddhi' which means 'to awaken' and refers to the moment Buddha was awakened (or enlightened) when he was 35 years of age. It has played an important role in Asian cultures and spirituality around the world and unified different cultures. Buddhism is about explaining the purpose to life. It also explains injustice and inequality worldwide and provides a 'code of practice' that leads their followers to true happiness.  

d: their own individual powers within the new goverment

globalization can mean many things

the three main concepts are 1 bushiness

buiness is something thatch part of globalization a lot

which manly gives its name   but there are other actors

another 1 is communication

communication is another bold factor in globalization and wouldn't even exsist without communication

last and third is   goverment and poltics

poltics is a big but small factor it takes part of deciding peoples minds during polticis   and choosing people for the job but sometimes doesn't