Choose all the answers that correctly identify a conflict that led to the Great Schism. a.) the selling of indulgences
b.) disputes over papal authority
c.) the breakup of the Roman Empire
d.) whether or not the pope had power over Purgatory
e.) whether or not it was acceptable to use unleavened bread for communion

b.) the use of unleavened bread and the power of the pope

Explanation:

It was a political conflict between the Pope in Rome and the Bishop in Constantinople. The main questions revolved around the issues surrounding theological and ecclesiastical disputes. Several of the debates were conducted questioning numerous points implemented by some of the leaders.

.elections are held to determine who serves in congress.