Which of the following is not a role of the us president

The answer is D. Chief educator. but let me explain you the roles of the president as well!

Explanation:

Chief Educator is not a role played by the President. it is the role of the Secretary of the Education Department. for your future references, I have listed down the roles of US President as defined in the constitution.

The main roles of the US president as laid out by the constitution are,

(1) chief of state,

(2) chief executive,

(3) chief administrator,

(4) chief diplomat,

(5) commander in chief,

(6) chief legislator,

(7) party chief,

(8) chief citizen