As in like, the action or the history?
The answer is B
Explanation:The core of the sun is known as nuclear fusion and involves hydrogen nuclei combining together to form helium.
The measure of how much solute is mixed in with a solvent is called concentration. It's how much solute was put into the solvent (most likely water) <span />
No answer choices?
Well, human destruction, pollution and overpopulation could all be threats to coral reefs.
C. Both NPN and PNP transistor operate in the same manner but with interchanged terminals and opposite directions of voltages and current. NPN received positive voltage to the terminal and connector. PNP receives positive voltage to the terminal, but negative to the connector.