The incident commander or unified command establishes incident objectives that include:
a. identifying strategies, tactics, tasks, and activities to achieve the objectives.
b. establishing a manageable span of control.
c. selecting personnel to serve on the incident management team.
d. delegating functional responsibilities and specifying resource types.

Option A and D are correct.

Explanation:

The incident commander is responsible for emergency response within an organization.

His core task is to quickly develop objectives in case of an emergency, and make sure that those objectives are accomplished. He/she will be in charge of assigning the necessary resources for an emergency, and how these will be used. The Incident commander should usually be a qualified senior officer.

answer; the edward snowden leaks of nsa classified material;

an informal structure in a bureaucracy would be something like so-called "office politics". where there's a formal structure set up for the organization, but then an informal subculture as well that has a way of organizing the bureaucracy further. this can be positive because it sets up an added degree of organization, albeit informal, within the bureaucracy.