You're answer would be B. puberty, because puberty is what transforms all of your child-like traits and characteristics to adult-like ones, like when boys' voices change from high-pitched to adult low pitched.
I hope I helped! =D
Answer:
D, all of the above.
(while on the topic remember to wash your hands and be safe!)
It’s d if you use power of illumination is D
I. Because its common around the world