Answer:
b. The Constitutional Convention
Step-by-step explanation:
The given events in its chronological order :
1. Declaration of Independence ---- 4th July, 1776.
2. Articles of Confederation ---------- 15th November, 1777
3. The Constitutional Convention ---- 25th May, 1787
4. U.S. Constitution ------------------------ 17 September, 1787
The U.S. Constitutional Convection took place in the year 1787 from 25th May to 17th September. It took place at the Pennsylvania State House situated in Philadelphia. The Constitutional Convection of the United States was chaired by George Washington.