Final answer:
The Vorpalament decided on a new parliament made up of nobles, clergy, and commoners, with expanded membership to include representatives elected by the vassals and selected towns.
Step-by-step explanation:
The Vorpalament decided on a new parliament that would be made up of nobles, clergy, and commoners. The membership of Parliament was expanded to include representatives elected by the vassals of the king's vassals and selected towns that could send representatives to speak for the interests of merchants. This new body was designed to represent the interests of the people.