The correct answer to this open question is the following.
Although there are no options attached, we can say the following.
The ideas of John Locke & the Magna Carta evidenced in the concept and practice of town hall meetings in that Locke considered that people had natural rights and the freedom to ask and demand their representatives and political officials the proper explanations to know how they were ruling the country or ask them to help resolve citizen's issues. One way to that was precisely having appointments or meetings with these representatives or officials, where citizens could feel free to ask any question or expose their concerns.
In the case of the Magna Carta of June 1215 signed by King John, the noble barons of England demanded changes to the oppression exerted by the monarchy and offered the king the Magna Carta as a way to establish a way to grant liberties and avoid a rebellion.
