The Best Response to Reductionism from an Integrative Perspective Is

The best response to reductionism from an integrative perspective is

A) biological processes have psychological and social correlates and vice versa: these are different and equally important levels of analysis for understanding human behavior.
B) biological processes affect people at the psychological and social levels of analysis and so it's important to intervene at the most fundamental level.
C) the brain and the peripheral nervous system,but not the endocrine system,gives rise to all healthy and unhealthy psycho-social processes.
D) we must seek to identify the psychological processes that give rise to healthy and unhealthy brain states.
E) we must seek to identify the psycho-social processes that give rise to healthy vs.unhealthy brain states.