First to answer gets brainliest. answer asap : ) what was ivan iv (the terrible) known for? a: expanding the russian empire, building magnificent colored domes, and ruling through cruelty b: building the russian army, introducing a new religion, and restoring the kremlin at great cost to his people c: creating a new code of law for russia, building many churches, but allowing serfs to starve because of high taxes d: building a new capital at kiev, defeating the mongols with enormous violence, and converting to christianity

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Explanation:

A: expanding the Russian Empire, building magnificent colored domes, and ruling through cruelty

Explanation:

Because they didn't believe that there are lands outside the old world, and that Earth was flat. It was unimaginable for them that someone can sail fat to west and reach any new land. That was the case because in Middle Ages believed that Earth was flat and open sea dangerous.

Explanation:

Norse legends were not seen as true because Europeans had very little knowledge of the world outside their realm. Additionally, they were afraid of Norse warriors who usually loathed and destroyed everything in front of them. People in Middle Ages were narrow minded as they didn't realized that the world was a larger place and they had lack of knowledge.