How does Iran differ from most of the region?

Question

1.It is mostly Christian
2.It is mostly Jewish
3.It is mostly Shia Muslim
4. It is mostly Sunni Muslim

Answer 1

The correct answer is:
3. It is mostly Shia Muslim

Iran stands out from most of the region because the majority of its population adheres to Shia Islam, while most countries in the Middle East have a majority of Sunni Muslims.