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
Correct answer choice is:
Speak to your parent about your interest
Explanation:
People do migrate to different places from time to time and the most sufferings are seen by their kids. Getting to a new place and finding new friends has always been a problem for youngsters. Meanwhile, if they find something close to their interests, like an offer from the neighboring club to play for them, creates a bit of confusion for them, whether to play or not. In such a scenario the best thing to do is to consult your parents about it. They would definitely guide you the best after completing a survey of security risks.
I believe it is metaphor, but i am not a 100% sure
If organ systems failed to work together your body would not work because your heart pumps blood in order for your whole body to work.
