What is Jeopardy?

I did better than I thought I would during the jeopardy games. The majority of the questions that I was getting wrong had to do Islam and the majority of the questions that I got right had to do with China.

What Yerim Got Wrong: 

A: The two most important deities in the Hindu Pantheon.
Q: Who are Vishnu and Shiva?

A: The name of the ship that began to use the lateen sail (triangular sail).
Q: What is a dhow?

A: This administration used Persian techniques of statecraft.
Q: What is the Abbasid administration?

A: The Byzantine Empire used this since it placed an imperial province under the jurisdiction of a general because they provided military defense and handled civil administration.
Q: What is a 'theme' system?

A: This Frankish ruler is credited for saving the Roman Catholic church.
Q: Who is Clovis?