Answer:
Both a and d.
Explanation:
The Department of Health & Human Services is led by the United States Secretary of Health and Human Services, a member of the United States Cabinet appointed by the President of the United States, with the consent of the United States Senate.
The Secretary is assisted in managing the Department by the Deputy Secretary of Health and Human Services, who is also appointed by the President.
Department of Health & Human Services' administers 115 programs across its 11 operating divisions.
HHS aims to "protect the health of all Americans and provide essential human services, especially for those who are least able to help themselves".
These federal programs consist on civil rights and healthcare privacy programs, social service programs, health related research, and disaster preparedness programs.
It offers a variety of social service programs geared toward persons with low income, disabilities, military families, and senior citizens.
The U.S. National Institutes of Health (NIH) has the vital mission of uncovering new knowledge that will lead to better health for all of the citizens. To carry out this ambitious task, the NIH became the largest agency for biomedical research in the world. It has a multibillion-dollar budget, and consists of twenty-seven separate institutes and centers.
The activities of the NIH are overseen by the Public Health Service, which is directed by the U.S. Department of Health and Human Services. Nevertheless, the mission, goal, and activities of NIH stands out as a unique federation of biomedical research institutes.
