What rules did the delegates of the constitutional convention adopted?

 Delegates from at least seven states had to be present for he convention to do business that day. 2. If a delegate's absence would leave a state without representation, then he had to get permission to be absent. 3. When rising to speak, a delegate had to address the president. While he was speaking, other members could not pass notes, hold conversations with one another, or read a book, pamphlet, or paper.4. A member was not allowed to speak more than twice on the same question. He could not speak the second time until every other member had a first opportunity to speak on the subject.

Southern secession is the event or issue that historians can gain insight from this excerpt.

All federal judges are appointed by the state president and must go through congress for approval