The president has six distinct roles. which of the following roles does not belong to the president of the united states?
a. head of state
b. commander in chief
c. leader of foreign policy
d. chief justice of the supreme court

D Chief Justice of Supreme Court is the correct answer.

Explanation:

The president is the head of the government and head of the state in US. He is the commander -in-chief of US armed forces and runs the executive branch. In present times US president is considered to be the most powerful person on the Earth.  Article Second of US constitution deals with the executive branch of the federal government and gives the executive power to the president, he enforces and executes  the federal law. His other responsibilities are to appoint the judicial and executive officers. In extraordinary circumstances he can adjourn one or both houses of the congress. He manages the domestic and foreign policies of the United States. The powers of both Federal government and the president has grown since its formation.

Although he can appoint the chief justice of the Supreme court but he is not the chef justice of the supreme court.