A remarkably capable organ which receives information about an enormous variety of internal processes, an orchestration of physiological responses often happens in the human brain without an individual's knowledge.
A. NO CHANGE
B. the human brain often orchestrates physiological responses without any conscious effort on the part of an individual.
C. physiological responses are often orchestrated by the human brain without any conscious effort on the part of an individual.
D. individuals are often unaware of the physiological responses the human brain orchestrates.