Answer:
no sé no hablo inglés sorri
The answer to your question is b.)
The answer to the question is 4.5
The biggest Shia Muslim country is Iran (but it's not on the list). There is also a large minority in Iraq, Azerbaijan and Bahrain. Saudi Arabia has some small communities, but Yemen is divided almost in Half among the Shia and the Muslims - so the best answer is B! (but Kuwait also has a sizeable community and Quatar has about 5% of Shia Muslims)