Answer:
migration is brushing hair
putting a puzzle together is trial and error
getting hungry before lunchtime is a conditional response
brushing your hair is a habit
eye blinking is a reflex.
Explanation:
Anatomy is the study of human body parts, while physiology is the study of the functions of said body part. So anatomy is what the body part is, and physiology is what that body part does.
You are correct the answer is B. Good luck and good job
6 trillion miles: a lightyear is defined as being approximately 5.8*10^12 miles, and when rounded: 6,000,000,000,000, or 6 trillion