How does the role of citizens in choosing the Head of Government differ between South Korea and Japan?

A.
In South Korea, the citizens indirectly elect the Head of Government, while in Japan the citizens directly elect the Head of Government.

B.
In South Korea, the people directly elect the Head of Government, while in Japan the citizens indirectly elect the Head of Government.

C.
In South Korea, the citizens directly elect the Head of Government, while in Japan the Head of Government inherits the position.

D.
In South Korea, the Head of Government seized power by force, while in Japan the citizens directly elect the Head of Government.