Hinduism, Buddhism, Taoism, Confucianism, and Shinto
because of there ability.
Popular Taoism considers Jade Emperor the spiritual head of the religion. The philosopher Laozi is considered the head of Taoism by Intellectual Taoists.
No. Taoism was founded in China, which is in neither Europe nor Southwest Asia. Additionally, Taoism never became popular in either region.
If popular means "most practiced" then it is Christianity. If popular means "fastest growing" then it is Islam ( however this is mainly from birthrates and not converts). If popular means "most converts" then it is Buddhism or Hinduism. If popular means "least disliked" then it is Buddhism and Taoism (Daoism). If popular means "most talked about" then it is Atheism and Christianity.
Confucianism, Taoism, Buddhism are the most popular in China but there are some, very few, who believe in Islam, Christianity, Judaism.
China
Buddhism and Shintoism are the most popular religions in Japan.
One of the popular religions of China, sanctioned by the state.
The Tao Te Ching is the most common of Taoist books. This book lays the initial beliefs of Taoism.
Lao-zi and Zhuangzi
yin and yang. and your mom.