How Do Democratic Institutions Help Solve Commitment Problems

How do democratic institutions help solve commitment problems?

A) Citizens can better scrutinize government actions before a conflict occurs.
B) Citizens can vote directly on whether their country should go to war.
C) Elected leaders face greater costs if they back down from threats.
D) Elected leaders will have to campaign longer and harder if they lose a war.
E) States are more likely to follow through on their obligations if an international organization has fair voting procedures.