Answer:
Explanation:
If enough evidence accumulates to support a hypothesis, it moves to the next step — known as a theory — in the scientific method and becomes accepted as a valid explanation of a phenomenon. Tanner further explained that a scientific theory is the framework for observations and facts.
I think the answer is b
so yeah that'll be B' option
hope its help
Answer:
#IN GIRLS
* adolsence
* menstruation
#IN BOYS
* penis strts turning big
*beard starts coming of face
Answer:
Birds have remarkably specialized bones that are pneumatic, because they are full of air sacs that provide a continuous flow of breath throughout their bodies. In short, their lungs are essentially hooked up to their bones.
