Answer:
Battle of Verdun, (February 21–December 18, 1916), World War I engagement in which the French repulsed a major German offensive. It was one of the longest, bloodiest, and most-ferocious battles of the war; French casualties amounted to about 400,000, German ones to about 350,000. Some 300,000 were killed.
Explanation:
C. Each called its legislature a parliament.
Although I'm not entirely too sure I know its not A or B.
Answer:
IT'S both B: In 476 AD, most of Africa practiced Christianity, and D: In 476 AD, most of Asia practiced Christianity. But i strongly believe it's D
Explanation:
That person above me just wanted some points lol