The only true option from the list would be that "<span>The First Estate was made up of clergy," since this was considered to be the most respected and "elite" of the various Estates. </span>
Answer:
Sorry but I can't understand your language
I think that it would be A
It began to break down because it was only a temporary solution to the problem. The next time that slavery and new states came into question, the compromise became irrelevant because a new one had to be found to solve the issues with places like Texas and New Mexico, and California, and things like that.