Here are the correct matches for the definitions:
- A Muslim ruler: c. Sultan
- The payment a bride's family makes to the bridegroom and his family; payment a woman brings to a marriage: d. Dowry
- A member of the warrior class in Japanese feudal society: b. Samurai
- The code of conduct for samurai during the feudal period in Japan: a. Bushido
- Vast, treeless plains, of Central Asia used for grazing animals: e. Steppe