Which scenario is an example of social media influencing mainstream media content?

A fast-food worker uses twitter to organize a protest for workers who want higher wages, leading to widespread coverage of the issue in the news Apex

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.