The answer is A. They do this as a way of showing party unity.
A report aboout the history of voting rights in America.
Suffrage is the right to vote in any election for a public office and for a long time women weren't allowed this right, thus the suffrage parades being held to finally attain the right.
It declined over time. The kingdoms had fought each other and an earthquake had ended up by destroying all of their palaces and fortresses.