Correct answer choice is :
A) They argued about federalism and how the federal and state governments would share power.
Step-by-step explanation:
A constitutional convention is a meeting for the plan of writing a new constitution or amending a current constitution. Members of a constitutional convention are usually, though not significantly or uniquely, elected by popular vote. It must, by that time, become obvious that the Articles of Confederation were not a good enough constitution for the new state.