Muslim for the simple fact there are more of them then there are of an y other religion, but then all religions are the same. Their only different because different people wanted their own way.
Effectively there are more Christians in the world then Muslims, however there is no "world" religion and there shouldn't be, all religion need a comparison otherwise religion could change without any notice, think of it as a monopoly.
What is the strangest Religion ever ??
No, it is the worlds third largest religion, it has about 950 million followers which is about 14% of the world.
The worlds greatest religion is Christianity. It is the largest religion and one of the most peaceful.
any one don't know because it is worlds oldest religion.its real name is 'sanatan dharma'.
Judaism.
islam
I believe it is Judaism.
The worlds largest religion is Christianity and the second is Islam
Christianity
Beleive it or not there is a releigion born every minute. It depends on what YOU believe in to choose you religion.
Islam is a religion, not a civilisation.
Mormonism ftw!!!!! --- It depends on what you mean by structured, and anyone to answer would be responsible to explain why their religion is best structured.