Ivan III
Extra letters: fabsuogbkiadhuajlkdnaeihfubdjndlasz
Answer:
B, their number system.
Explanation:
The Arabic Number system (1,2,3,4,5,6- Numbers like these.) was created in India and later adopted by Arabs. The reason they call it Arabic, is because the Europeans were introduced to it from Arabs and not Indians, so they assumed Arabs made it.
There are many gods and goddesses of ancient Greece. There is Zeus, Aphrodite, Athena, Apollo, Poseidon and many more.
When Napoleon was taken down, the use of serfs (or slaves) was also diminished. After the defeat of Napoleon democracy rose up, and the use of slaves fell.