David, a school psychologist, considers each child's social and cultural background when assessing his or her development. David is MOST likely working within the perspective.

sociocultural.

Explanation:

Sociocultural Perspective is a theory used in fields such as psychology and is used to describe awareness of circumstances surrounding individuals and how their behaviors are affected specifically by their surrounding, social and cultural factors.

According to Catherine A. Sanderson (2010) “Sociocultural perspective: A perspective describing people’s behavior and mental processes as shaped in part by their social and/or cultural contact, including race, gender, and nationality.” Sociocultural perspective theory is a broad yet significant aspect in our being.

since you have not provided the options here i   am going to give you general overview about hormone.hormone are actually the part of endocrine system in our body and produced by the endocrine glands. the hormones act like a chemical messenger   within human body. once produce by the glands they   travel through the blood stream and reach at specific or target tissue and organs   which result in control of our body function. the hormones are specific in their work and work on only the targeted tissue or organ   . with the of hormone endocrine system regulate the heart rate , metabolism, our mood and   growth as well as the development and even the sleeping cycle etc. they actually are the messenger for body cell and organs .