D because they are complete systems
Answer:
b is the correct answer of your question
The answer is B) limiting, would you like an explanation? <span />
Answer:
The answer that provides a definition of voice that is specific to the domain of English language arts would be (the style and tone that makes a writer's work unique).
Insulin receptors regulate glucose level in blood. without that, glucose level would be uncontrolled/not normal (high/low) and it would be impossible to maintain homeostasis (stability) :P hope it will help.. :))