Would the answer be goals, perhaps?
The answer is B. Dead zone
Dead zones refer to the water territories which have little or no maritime life do lack of oxygen in the water
Since fish other maritime lives breath using the oxygen that is contained in the water, they won't be able to live in a water territory that have anoxia
Speaking and acting.Advocacy" can mean many things, but in general, it refers to taking action. Advocacy simply involves speaking and acting on behalf of yourself or others. There are several types of action that a person can take: Self-advocacy: taking action to represent and advance your own interests; ... (Advocacy Training Manual.