Also, atheism is lack of belief in gods, but agnosticism isn't doubt. Agnosticism isn't even a position on belief- it's a position on knowledge. It means a person who thinks it is impossible to prove or know with certainty whether a god exists- it says nothing about whether that person believes in a god. Most people- atheist and theist alike- are agnostics.
What is legally classified as a religion in the United States, a cult in France, and a business in Switzerland?
On the other hand, in my opinion, another possible answer to the quiz could be "friar".
It is also used by extremist for armed struggle in the sense of holy war. But it is not the primal meaning of it.
Akbar is often used beside Allah to mean "Allah is great".
2.) "Akbar," especially in the implied context, means "Greater," not just "Great." It should be displayed as such. "Great" can still be an accepted answer.
3.) Since this quiz is about multiple religions, you should use "Hebrew Scriptures" instead of "Old Testament."