The correct answer is A. Discuss revising the articles of confederation.
Constitutional convention is termed as gathering which has a reason of revising the existing constitution or writing a new constitution.
Those members who are wholly elected by convention of constitution are known as constituent assembly. There were constitutional conventions which are revised by the constitution of different countries. For example in United States we had Annapolis convention and Philadelphia convention.
Explanation: Enumerated Powers of the U.S. Constitution Instead of a totally unified central government with all legislative power, the U.S. Constitution created a federalist system with power divided between the national government and the states.