Your answer to this is most likely:
He discovered many other important elements.
Adoption is legally transferring parental rights to a child from the biological parents to another set of parents.
Eat foods that are easily digestible and high in fiber
The answer is D because everyone benefits from physical activity.
Circadian rhythms are biological changes that occur on a 24 hour cycle. The correct option among all the options that are given in the question is the last option or the fourth option. This is the type of system that happens in plants, animals, cyanobacteria and fungi. I hope the answer comes to your help.