No. Actually the United States of America is a Republic.
It may be a form of democracy but as history proven, this form of government always ends up with corrupt politicians. Democracy may be a nice thing to believe in but unfortunately, it has led to mob rule.
The important things you should examine are the presidents formal and informal powers.Formal power includes the presidents are the appointment of ambassadors and making and signing treaties with other countries. In informal the president can initiate and enact a legislative agenda, he can send out troops without declaring war.
X is 120 degree (vertically opposite angle)
Y is 60 degree (straight line angle)
Z is 60 degree (vertically opposite angles)
•Therefore you will choose the third option.
B. The president can establish a direct connection with people.