That article is a lie filled pile of leftist bile snowflake. Again, you have been duped by the lie filled PHONY media.
"Look, Article II [of the Constitution], I would be allowed to fire Robert Mueller," he asserted. "Assuming I did all the things... Number one, I didn't. He wasn't fired ... But more importantly, Article II allows me to do whatever I want. Article II would have allowed me to fire him,"
He is talking about his right to fire the special counsel. Does a President have that authority under the Constitution? Yes or no?
The executive power shall be vested in a President of the United States of America.
He shall have power, ................and all other officers of the United States, whose appointments are not herein otherwise provided for, and which shall be established by law: but the Congress may by law vest the appointment of such inferior officers, as they think proper, in the President alone, in the courts of law, or in the heads of departments.