As president of China, Xi Jinping has done all of the following EXCEPT to.

answer; broad features of society;

answer; i want to hold your hand;

the secretary of defense is the principal defense policy advisor to the president. under the direction of the president, the secretary exercises authority, direction, and control over the department of defense.

as you did not provide any choices for me to choose from to give you a direct answer, this is the only information i can provide.