Final answer:
The Constitution improved the executive branch by creating it where there was none before.
Step-by-step explanation:
The Constitution improved on the Articles of Confederation regarding the executive branch by creating an executive branch where before there was none. Under the Articles of Confederation, there was no independent executive branch. The Constitution established the position of the president and the executive branch, giving a clear leadership structure to the national government. This was a significant improvement as it allowed for a more effective and efficient system of governance.
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