What is the most common practiced religion in japan?

a. buddhism
b. confucianism
c. shinto
d. taoism

According to surveys carried out in 2006 and 2008, less than 40% of the population of Japan identifies with an organized religion: around 35% are Buddhists, 3% to 4% are members of Shinto sects and derived religions, and from fewer than 1% to 2.3% are Christians.

b.

developed countries have tended to improve the environment, while developing countries have tended to damage it.