Answer:
It makes clear the president’s role as head of the executive branch.
Step-by-step explanation:
The Executive branch as laid down by the U.S. constitution is a powerful branch and the powers of the executive branch is vested upon the President of the Unite States, who serves as the head of the executive branch. However the President does not enjoy the absolute power.
The President enjoys the powers which are mentioned in the article II of the Constitution as the "Formal powers".
He also enjoys certain Informal powers.
Thus the answer is
It makes clear the president’s role as head of the executive branch.