contestada

Need help on 2 world history questions multiple choice:
1. The ____ killed one in every three people.
A. Hundred Years' War
B. Crusades
C. Bubonic plague
D. Holy war
2. ______ wanted to extend his power futher in europe, and felt the need to reunite the Roman and Byzantine churches.
A. King Henry
B. Pope John
C. Pope Innocent
D. Pope Urban II