"A. labelling food supplies" and "B. monitoring water supplies" are both public health measures that have helped fight disease. Vaccinations are essential to public health.
The answer is B) Genetic variation
Metabolism (aka basal metabolic rate)!
How I remember this is the amount of energy someone in a coma would need to maintain a healthy weight
Hope this helped!
~Someone who loves Shawn Mendes very much
Answer:
B is the correct answer. I got it right.
