Answer: I think it's D
Explanation: idk I just feel like it's right. If it's not don't come for me
B) school psychiatrist
psychiatrist evaluates mental issues,diagnoses and gives prescriptions for drugs. yay drugs.
The answer is Ultraviolet Light
The easiest way for us to obtain a sustainable amount of Vitamin D is by exposing our self to morning sunlight ( which contain ultraviolet light)
Often time, we don't consume enough vitamin D and our body need to get it from our bones, and in order to do that, it need to be activated through enough exposure from sunlght
Roughly 80%. not sure if you had answer choices or not..